riscv64: Delete SelectIf instruction (#5888)

* riscv64: Delete `SelectIf` instruction

* riscv64: Fix typo in comment

Co-authored-by: Trevor Elliott <awesomelyawesome@gmail.com>

* riscv64: Improve `bmask` codegen

* riscv64: Use `lower_bmask` in `select_spectre_guard`

* riscv64: Use `lower_bmask` to extend values in `select_spectre_guard`

Co-authored-by: Trevor Elliott <awesomelyawesome@gmail.com>

---------

Co-authored-by: Trevor Elliott <awesomelyawesome@gmail.com>
This commit is contained in:
Afonso Bordado
2023-04-11 18:33:32 +01:00
committed by GitHub
parent 9acb649f17
commit 4c32dd7786
43 changed files with 2366 additions and 924 deletions

View File

@@ -257,12 +257,7 @@
(is_signed bool)
(in_type Type)
(out_type Type))
(SelectIf
(if_spectre_guard bool)
(rd VecWritableReg)
(test Reg)
(x ValueRegs)
(y ValueRegs))
(RawData (data VecU8))
;; An unwind pseudo-instruction.
@@ -872,6 +867,12 @@
(rule (rv_sltu rs1 rs2)
(alu_rrr (AluOPRRR.SltU) rs1 rs2))
;; Helper for emitting the `snez` instruction.
;; This instruction is a mnemonic for `sltu rd, zero, rs`.
(decl rv_snez (Reg) Reg)
(rule (rv_snez rs1)
(rv_sltu (zero_reg) rs1))
;; Helper for emiting the `sltiu` ("Set Less Than Immediate Unsigned") instruction.
;; rd ← rs1 < imm
(decl rv_sltiu (Reg Imm12) Reg)
@@ -1371,15 +1372,35 @@
(rule (select_addi (fits_in_64 ty)) (AluOPRRI.Addi))
(decl bnot_128 (ValueRegs) ValueRegs)
(rule
(bnot_128 val)
(let
(;; low part.
(low Reg (rv_not (value_regs_get val 0)))
;; high part.
(high Reg (rv_not (value_regs_get val 1))))
(value_regs low high)))
(decl gen_bnot (Type ValueRegs) ValueRegs)
(rule 1 (gen_bnot $I128 x)
(let ((lo Reg (rv_not (value_regs_get x 0)))
(hi Reg (rv_not (value_regs_get x 1))))
(value_regs lo hi)))
(rule 0 (gen_bnot (fits_in_64 _) x)
(rv_not x))
(decl gen_and (Type ValueRegs ValueRegs) ValueRegs)
(rule 1 (gen_and $I128 x y)
(value_regs
(rv_and (value_regs_get x 0) (value_regs_get y 0))
(rv_and (value_regs_get x 1) (value_regs_get y 1))))
(rule 0 (gen_and (fits_in_64 _) x y)
(rv_and (value_regs_get x 0) (value_regs_get y 0)))
(decl gen_or (Type ValueRegs ValueRegs) ValueRegs)
(rule 1 (gen_or $I128 x y)
(value_regs
(rv_or (value_regs_get x 0) (value_regs_get y 0))
(rv_or (value_regs_get x 1) (value_regs_get y 1))))
(rule 0 (gen_or (fits_in_64 _) x y)
(rv_or (value_regs_get x 0) (value_regs_get y 0)))
(decl lower_bit_reverse (Reg Type) Reg)
@@ -2511,9 +2532,8 @@
0
(lower_bmask (fits_in_64 _) (fits_in_64 in_ty) val)
(let ((input Reg (normalize_cmp_value in_ty val (ExtendOp.Zero)))
(zero Reg (zero_reg))
(ones Reg (load_imm12 -1)))
(value_reg (gen_select_reg (IntCC.Equal) zero input zero ones))))
(non_zero Reg (rv_snez input)))
(value_reg (rv_neg non_zero))))
;; Bitwise-or the two registers that make up the 128-bit value, then recurse as
;; though it was a 64-bit value.

View File

@@ -1864,48 +1864,6 @@ impl MachInstEmit for Inst {
}
sink.put_data(Inst::TRAP_OPCODE);
}
&Inst::SelectIf {
if_spectre_guard: _if_spectre_guard, // _if_spectre_guard not use because it is used to not be removed by optimization pass and some other staff.
ref rd,
test,
ref x,
ref y,
} => {
let label_select_x = sink.get_label();
let label_select_y = sink.get_label();
let label_jump_over = sink.get_label();
let test = allocs.next(test);
let x = alloc_value_regs(x, &mut allocs);
let y = alloc_value_regs(y, &mut allocs);
let rd: Vec<_> = rd.iter().map(|r| allocs.next_writable(*r)).collect();
Inst::CondBr {
taken: BranchTarget::Label(label_select_x),
not_taken: BranchTarget::Label(label_select_y),
kind: IntegerCompare {
kind: IntCC::NotEqual,
rs1: test,
rs2: zero_reg(),
},
}
.emit(&[], sink, emit_info, state);
// here select x.
sink.bind_label(label_select_x, &mut state.ctrl_plane);
gen_moves(&rd[..], x.regs())
.into_iter()
.for_each(|i| i.emit(&[], sink, emit_info, state));
// jump over
Inst::Jal {
dest: BranchTarget::Label(label_jump_over),
}
.emit(&[], sink, emit_info, state);
// here select y.
sink.bind_label(label_select_y, &mut state.ctrl_plane);
gen_moves(&rd[..], y.regs())
.into_iter()
.for_each(|i| i.emit(&[], sink, emit_info, state));
sink.bind_label(label_jump_over, &mut state.ctrl_plane);
}
&Inst::AtomicLoad { rd, ty, p } => {
let p = allocs.next(p);
let rd = allocs.next_writable(rd);

View File

@@ -526,18 +526,6 @@ fn riscv64_get_operands<F: Fn(VReg) -> VReg>(inst: &Inst, collector: &mut Operan
collector.reg_early_def(tmp);
collector.reg_early_def(rd);
}
&Inst::SelectIf {
ref rd,
test,
ref x,
ref y,
..
} => {
collector.reg_use(test);
collector.reg_uses(x.regs());
collector.reg_uses(y.regs());
rd.iter().for_each(|r| collector.reg_early_def(*r));
}
&Inst::RawData { .. } => {}
&Inst::AtomicStore { src, p, .. } => {
collector.reg_use(src);
@@ -1012,31 +1000,6 @@ impl Inst {
rd, rs, tmp, tmp2, step, ty
)
}
&Inst::SelectIf {
if_spectre_guard,
ref rd,
test,
ref x,
ref y,
} => {
let test = format_reg(test, allocs);
let x = format_regs(x.regs(), allocs);
let y = format_regs(y.regs(), allocs);
let rd: Vec<_> = rd.iter().map(|r| r.to_reg()).collect();
let rd = format_regs(&rd[..], allocs);
format!(
"selectif{} {},{},{}##test={}",
if if_spectre_guard {
"_spectre_guard"
} else {
""
},
rd,
x,
y,
test
)
}
&Inst::Popcnt {
sum,
step,

View File

@@ -230,8 +230,8 @@
(rv_remu x y)))
;;;; Rules for `and` ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(rule -1 (lower (has_type (fits_in_64 (ty_int ty)) (band x y)))
(rv_and x y))
(rule -1 (lower (has_type (ty_int ty) (band x y)))
(gen_and ty x y))
;; Special cases for when one operand is an immediate that fits in 12 bits.
(rule 2 (lower (has_type (fits_in_64 (ty_int ty)) (band x (imm12_from_value y))))
@@ -240,9 +240,6 @@
(rule 1 (lower (has_type (fits_in_64 (ty_int ty)) (band (imm12_from_value x) y)))
(rv_andi y x))
(rule (lower (has_type $I128 (band x y)))
(lower_b128_binary (AluOPRRR.And) x y))
(rule (lower (has_type $F32 (band x y)))
(lower_float_binary (AluOPRRR.And) x y $F32))
@@ -277,8 +274,8 @@
;;;; Rules for `or` ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(rule -1 (lower (has_type (fits_in_64 (ty_int ty)) (bor x y)))
(rv_or x y))
(rule -1 (lower (has_type (ty_int ty) (bor x y)))
(gen_or ty x y))
;; Special cases for when one operand is an immediate that fits in 12 bits.
(rule 2 (lower (has_type (fits_in_64 (ty_int ty)) (bor x (imm12_from_value y))))
@@ -287,9 +284,6 @@
(rule 1 (lower (has_type (fits_in_64 (ty_int ty)) (bor (imm12_from_value x) y)))
(rv_ori y x))
(rule (lower (has_type $I128 (bor x y)))
(lower_b128_binary (AluOPRRR.Or) x y))
(rule (lower (has_type $F32 (bor x y)))
(lower_float_binary (AluOPRRR.Or) x y $F32))
@@ -345,11 +339,8 @@
;;;; Rules for `bnot` ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(rule -1 (lower (has_type (fits_in_64 (ty_int ty)) (bnot x)))
(rv_xori x (imm_from_neg_bits -1)))
(rule (lower (has_type $I128 (bnot x)))
(bnot_128 x))
(rule -1 (lower (has_type (ty_int ty) (bnot x)))
(gen_bnot ty x))
(rule
(lower (has_type $F32 (bnot x)))
@@ -927,17 +918,23 @@
;;;;; Rules for `select_spectre_guard`;;;;;;;;;
(rule
(lower (has_type r_ty (select_spectre_guard (icmp cc ca @ (value_type cty) cb) a b)))
(let
((dst VecWritableReg (alloc_vec_writable r_ty))
(r Reg (lower_icmp cc ca cb cty))
(_ Unit (emit (MInst.SelectIf $true (vec_writable_clone dst) r a b))))
(vec_writable_to_regs dst)))
(rule -1
(lower (has_type ty (select_spectre_guard c @ (value_type cty) x y)))
(gen_select ty (truthy_to_reg cty (normalize_cmp_value cty c (ExtendOp.Zero))) x y))
;; SelectSpectreGuard is equivalent to Select, but we should not use a branch based
;; lowering for it. Instead we use a conditional move based lowering.
;;
;; We don't have cmov's in RISC-V either, but we can emulate those using bitwise
;; operations, which is what we do below.
(rule (lower (has_type ty (select_spectre_guard cmp @ (value_type cmp_ty) x @ (value_type arg_ty) y)))
(let (;; Build a mask that is 0 or -1 depending on the input comparision value.
;; `lower_bmask` handles normalizing the input.
(mask ValueRegs (lower_bmask arg_ty cmp_ty cmp))
;; Using the mask above we can select either `x` or `y` by
;; performing a bitwise `and` on both sides and then merging them
;; together. We know that only the bits of one of the sides will be selected.
;; TODO: We can use `andn` here if we have `Zbb`
(lhs ValueRegs (gen_and arg_ty x mask))
(rhs ValueRegs (gen_and arg_ty y (gen_bnot arg_ty mask))))
(gen_or arg_ty lhs rhs)))
;;;;; Rules for `bmask`;;;;;;;;;
(rule

View File

@@ -11,19 +11,16 @@ block0(v0: i128):
; VCode:
; block0:
; or a0,a0,a1
; li a2,-1
; select_reg a1,zero,a2##condition=(zero eq a0)
; sltu a2,zero,a0
; sub a1,zero,a2
; mv a0,a1
; ret
;
; Disassembled:
; block0: ; offset 0x0
; or a0, a0, a1
; addi a2, zero, -1
; beq zero, a0, 0xc
; ori a1, a2, 0
; j 8
; ori a1, zero, 0
; snez a2, a0
; neg a1, a2
; ori a0, a1, 0
; ret
@@ -36,18 +33,15 @@ block0(v0: i128):
; VCode:
; block0:
; or a0,a0,a1
; li a2,-1
; select_reg a0,zero,a2##condition=(zero eq a0)
; sltu a2,zero,a0
; sub a0,zero,a2
; ret
;
; Disassembled:
; block0: ; offset 0x0
; or a0, a0, a1
; addi a2, zero, -1
; beq zero, a0, 0xc
; ori a0, a2, 0
; j 8
; ori a0, zero, 0
; snez a2, a0
; neg a0, a2
; ret
function %bmask_i128_i32(i128) -> i32 {
@@ -59,18 +53,15 @@ block0(v0: i128):
; VCode:
; block0:
; or a0,a0,a1
; li a2,-1
; select_reg a0,zero,a2##condition=(zero eq a0)
; sltu a2,zero,a0
; sub a0,zero,a2
; ret
;
; Disassembled:
; block0: ; offset 0x0
; or a0, a0, a1
; addi a2, zero, -1
; beq zero, a0, 0xc
; ori a0, a2, 0
; j 8
; ori a0, zero, 0
; snez a2, a0
; neg a0, a2
; ret
function %bmask_i128_i16(i128) -> i16 {
@@ -82,18 +73,15 @@ block0(v0: i128):
; VCode:
; block0:
; or a0,a0,a1
; li a2,-1
; select_reg a0,zero,a2##condition=(zero eq a0)
; sltu a2,zero,a0
; sub a0,zero,a2
; ret
;
; Disassembled:
; block0: ; offset 0x0
; or a0, a0, a1
; addi a2, zero, -1
; beq zero, a0, 0xc
; ori a0, a2, 0
; j 8
; ori a0, zero, 0
; snez a2, a0
; neg a0, a2
; ret
function %bmask_i128_i8(i128) -> i8 {
@@ -105,18 +93,15 @@ block0(v0: i128):
; VCode:
; block0:
; or a0,a0,a1
; li a2,-1
; select_reg a0,zero,a2##condition=(zero eq a0)
; sltu a2,zero,a0
; sub a0,zero,a2
; ret
;
; Disassembled:
; block0: ; offset 0x0
; or a0, a0, a1
; addi a2, zero, -1
; beq zero, a0, 0xc
; ori a0, a2, 0
; j 8
; ori a0, zero, 0
; snez a2, a0
; neg a0, a2
; ret
function %bmask_i64_i128(i64) -> i128 {
@@ -127,18 +112,15 @@ block0(v0: i64):
; VCode:
; block0:
; li t2,-1
; select_reg a1,zero,t2##condition=(zero eq a0)
; sltu t2,zero,a0
; sub a1,zero,t2
; mv a0,a1
; ret
;
; Disassembled:
; block0: ; offset 0x0
; addi t2, zero, -1
; beq zero, a0, 0xc
; ori a1, t2, 0
; j 8
; ori a1, zero, 0
; snez t2, a0
; neg a1, t2
; ori a0, a1, 0
; ret
@@ -152,8 +134,8 @@ block0(v0: i32):
; block0:
; slli t2,a0,32
; srli a1,t2,32
; li a3,-1
; select_reg a1,zero,a3##condition=(zero eq a1)
; sltu a3,zero,a1
; sub a1,zero,a3
; mv a0,a1
; ret
;
@@ -161,11 +143,8 @@ block0(v0: i32):
; block0: ; offset 0x0
; slli t2, a0, 0x20
; srli a1, t2, 0x20
; addi a3, zero, -1
; beq zero, a1, 0xc
; ori a1, a3, 0
; j 8
; ori a1, zero, 0
; snez a3, a1
; neg a1, a3
; ori a0, a1, 0
; ret
@@ -179,8 +158,8 @@ block0(v0: i16):
; block0:
; slli t2,a0,48
; srli a1,t2,48
; li a3,-1
; select_reg a1,zero,a3##condition=(zero eq a1)
; sltu a3,zero,a1
; sub a1,zero,a3
; mv a0,a1
; ret
;
@@ -188,11 +167,8 @@ block0(v0: i16):
; block0: ; offset 0x0
; slli t2, a0, 0x30
; srli a1, t2, 0x30
; addi a3, zero, -1
; beq zero, a1, 0xc
; ori a1, a3, 0
; j 8
; ori a1, zero, 0
; snez a3, a1
; neg a1, a3
; ori a0, a1, 0
; ret
@@ -205,18 +181,16 @@ block0(v0: i8):
; VCode:
; block0:
; andi t2,a0,255
; li a1,-1
; select_reg a1,zero,a1##condition=(zero eq t2)
; sltu a1,zero,t2
; sub a1,zero,a1
; mv a0,a1
; ret
;
; Disassembled:
; block0: ; offset 0x0
; andi t2, a0, 0xff
; addi a1, zero, -1
; beq zero, t2, 8
; j 8
; ori a1, zero, 0
; snez a1, t2
; neg a1, a1
; ori a0, a1, 0
; ret

File diff suppressed because it is too large Load Diff

View File

@@ -41,32 +41,44 @@
;; function u0:0:
;; block0:
;; slli t3,a0,32
;; srli t0,t3,32
;; ld t4,8(a2)
;; addi t4,t4,-4
;; ld t1,0(a2)
;; add t1,t1,t0
;; li t2,0
;; ugt t4,t0,t4##ty=i64
;; selectif_spectre_guard t0,t2,t1##test=t4
;; sw a1,0(t0)
;; slli a3,a0,32
;; srli a3,a3,32
;; ld a4,8(a2)
;; addi a4,a4,-4
;; ugt a4,a3,a4##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a3
;; li a3,0
;; andi t4,a4,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a3,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; sw a1,0(t3)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli t3,a0,32
;; srli t0,t3,32
;; ld t4,8(a1)
;; addi t4,t4,-4
;; ld t1,0(a1)
;; add t1,t1,t0
;; li t2,0
;; ugt t4,t0,t4##ty=i64
;; selectif_spectre_guard t0,t2,t1##test=t4
;; lw a0,0(t0)
;; slli a2,a0,32
;; srli a3,a2,32
;; ld a2,8(a1)
;; addi a2,a2,-4
;; ugt a4,a3,a2##ty=i64
;; ld a2,0(a1)
;; add a2,a2,a3
;; li a3,0
;; andi t4,a4,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a3,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; lw a0,0(t3)
;; j label1
;; block1:
;; ret

View File

@@ -41,40 +41,52 @@
;; function u0:0:
;; block0:
;; slli t2,a0,32
;; srli a3,t2,32
;; ld a0,8(a2)
;; lui a4,1048575
;; addi a4,a4,4092
;; add a0,a0,a4
;; ld a2,0(a2)
;; add a2,a2,a3
;; lui a4,1
;; add a2,a2,a4
;; li a4,0
;; ugt a0,a3,a0##ty=i64
;; selectif_spectre_guard a3,a4,a2##test=a0
;; sw a1,0(a3)
;; slli a5,a0,32
;; srli a7,a5,32
;; ld a6,8(a2)
;; lui t3,1048575
;; addi t3,t3,4092
;; add a6,a6,t3
;; ugt t3,a7,a6##ty=i64
;; ld a6,0(a2)
;; add a6,a6,a7
;; lui a7,1
;; add a6,a6,a7
;; li a7,0
;; andi a0,t3,255
;; sltu a2,zero,a0
;; sub a4,zero,a2
;; and a7,a7,a4
;; not t3,a4
;; and t0,a6,t3
;; or t2,a7,t0
;; sw a1,0(t2)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli t2,a0,32
;; srli a2,t2,32
;; ld a0,8(a1)
;; lui a3,1048575
;; addi a3,a3,4092
;; add a0,a0,a3
;; ld a1,0(a1)
;; add a1,a1,a2
;; lui a3,1
;; add a1,a1,a3
;; li a3,0
;; ugt a0,a2,a0##ty=i64
;; selectif_spectre_guard a2,a3,a1##test=a0
;; lw a0,0(a2)
;; slli a5,a0,32
;; srli a7,a5,32
;; ld a6,8(a1)
;; lui t3,1048575
;; addi t3,t3,4092
;; add a6,a6,t3
;; ugt t3,a7,a6##ty=i64
;; ld a6,0(a1)
;; add a6,a6,a7
;; lui a7,1
;; add a6,a6,a7
;; li a7,0
;; andi a0,t3,255
;; sltu a2,zero,a0
;; sub a4,zero,a2
;; and a7,a7,a4
;; not t3,a4
;; and t0,a6,t3
;; or t2,a7,t0
;; lw a0,0(t2)
;; j label1
;; block1:
;; ret

View File

@@ -41,42 +41,54 @@
;; function u0:0:
;; block0:
;; slli t2,a0,32
;; srli a3,t2,32
;; auipc a0,0; ld a0,12(a0); j 12; .8byte 0xffff0004
;; add t2,a3,a0
;; ult a4,t2,a3##ty=i64
;; trap_if a4,heap_oob
;; ld a4,8(a2)
;; ld a2,0(a2)
;; add a2,a2,a3
;; auipc a3,0; ld a3,12(a3); j 12; .8byte 0xffff0000
;; add a2,a2,a3
;; li a3,0
;; ugt a4,t2,a4##ty=i64
;; selectif_spectre_guard a5,a3,a2##test=a4
;; sw a1,0(a5)
;; slli a5,a0,32
;; srli a7,a5,32
;; auipc a6,0; ld a6,12(a6); j 12; .8byte 0xffff0004
;; add a5,a7,a6
;; ult t3,a5,a7##ty=i64
;; trap_if t3,heap_oob
;; ld t3,8(a2)
;; ugt t3,a5,t3##ty=i64
;; ld t4,0(a2)
;; add a7,t4,a7
;; auipc t4,0; ld t4,12(t4); j 12; .8byte 0xffff0000
;; add a7,a7,t4
;; li t4,0
;; andi a2,t3,255
;; sltu a3,zero,a2
;; sub a5,zero,a3
;; and t3,t4,a5
;; not t4,a5
;; and t1,a7,t4
;; or a0,t3,t1
;; sw a1,0(a0)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli t2,a0,32
;; srli a2,t2,32
;; auipc a0,0; ld a0,12(a0); j 12; .8byte 0xffff0004
;; add t2,a2,a0
;; ult a3,t2,a2##ty=i64
;; trap_if a3,heap_oob
;; ld a3,8(a1)
;; ld a1,0(a1)
;; add a1,a1,a2
;; auipc a2,0; ld a2,12(a2); j 12; .8byte 0xffff0000
;; add a1,a1,a2
;; li a2,0
;; ugt a3,t2,a3##ty=i64
;; selectif_spectre_guard a4,a2,a1##test=a3
;; lw a0,0(a4)
;; slli a5,a0,32
;; srli a7,a5,32
;; auipc a6,0; ld a6,12(a6); j 12; .8byte 0xffff0004
;; add a5,a7,a6
;; ult t3,a5,a7##ty=i64
;; trap_if t3,heap_oob
;; ld t3,8(a1)
;; ugt t3,a5,t3##ty=i64
;; ld t4,0(a1)
;; add a7,t4,a7
;; auipc t4,0; ld t4,12(t4); j 12; .8byte 0xffff0000
;; add a7,a7,t4
;; li t4,0
;; andi a1,t3,255
;; sltu a3,zero,a1
;; sub a5,zero,a3
;; and t3,t4,a5
;; not t4,a5
;; and t1,a7,t4
;; or a0,t3,t1
;; lw a0,0(a0)
;; j label1
;; block1:
;; ret

View File

@@ -41,30 +41,42 @@
;; function u0:0:
;; block0:
;; slli a7,a0,32
;; srli t4,a7,32
;; ld t3,8(a2)
;; ld t0,0(a2)
;; add t0,t0,t4
;; li t1,0
;; uge t3,t4,t3##ty=i64
;; selectif_spectre_guard t4,t1,t0##test=t3
;; sb a1,0(t4)
;; slli a0,a0,32
;; srli a3,a0,32
;; ld a4,8(a2)
;; uge a4,a3,a4##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a3
;; li a3,0
;; andi t3,a4,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a3,a3,t2
;; not a4,t2
;; and a5,a2,a4
;; or a7,a3,a5
;; sb a1,0(a7)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli a7,a0,32
;; srli t4,a7,32
;; ld t3,8(a1)
;; ld t0,0(a1)
;; add t0,t0,t4
;; li t1,0
;; uge t3,t4,t3##ty=i64
;; selectif_spectre_guard t4,t1,t0##test=t3
;; lbu a0,0(t4)
;; slli a0,a0,32
;; srli a2,a0,32
;; ld a3,8(a1)
;; uge a3,a2,a3##ty=i64
;; ld a1,0(a1)
;; add a1,a1,a2
;; li a2,0
;; andi t3,a3,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a2,a2,t2
;; not a3,t2
;; and a5,a1,a3
;; or a7,a2,a5
;; lbu a0,0(a7)
;; j label1
;; block1:
;; ret

View File

@@ -41,40 +41,52 @@
;; function u0:0:
;; block0:
;; slli t2,a0,32
;; srli a3,t2,32
;; ld a0,8(a2)
;; lui a4,1048575
;; addi a4,a4,4095
;; add a0,a0,a4
;; ld a2,0(a2)
;; add a2,a2,a3
;; lui a4,1
;; add a2,a2,a4
;; li a4,0
;; ugt a0,a3,a0##ty=i64
;; selectif_spectre_guard a3,a4,a2##test=a0
;; sb a1,0(a3)
;; slli a5,a0,32
;; srli a7,a5,32
;; ld a6,8(a2)
;; lui t3,1048575
;; addi t3,t3,4095
;; add a6,a6,t3
;; ugt t3,a7,a6##ty=i64
;; ld a6,0(a2)
;; add a6,a6,a7
;; lui a7,1
;; add a6,a6,a7
;; li a7,0
;; andi a0,t3,255
;; sltu a2,zero,a0
;; sub a4,zero,a2
;; and a7,a7,a4
;; not t3,a4
;; and t0,a6,t3
;; or t2,a7,t0
;; sb a1,0(t2)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli t2,a0,32
;; srli a2,t2,32
;; ld a0,8(a1)
;; lui a3,1048575
;; addi a3,a3,4095
;; add a0,a0,a3
;; ld a1,0(a1)
;; add a1,a1,a2
;; lui a3,1
;; add a1,a1,a3
;; li a3,0
;; ugt a0,a2,a0##ty=i64
;; selectif_spectre_guard a2,a3,a1##test=a0
;; lbu a0,0(a2)
;; slli a5,a0,32
;; srli a7,a5,32
;; ld a6,8(a1)
;; lui t3,1048575
;; addi t3,t3,4095
;; add a6,a6,t3
;; ugt t3,a7,a6##ty=i64
;; ld a6,0(a1)
;; add a6,a6,a7
;; lui a7,1
;; add a6,a6,a7
;; li a7,0
;; andi a0,t3,255
;; sltu a2,zero,a0
;; sub a4,zero,a2
;; and a7,a7,a4
;; not t3,a4
;; and t0,a6,t3
;; or t2,a7,t0
;; lbu a0,0(t2)
;; j label1
;; block1:
;; ret

View File

@@ -41,42 +41,54 @@
;; function u0:0:
;; block0:
;; slli t2,a0,32
;; srli a3,t2,32
;; auipc a0,0; ld a0,12(a0); j 12; .8byte 0xffff0001
;; add t2,a3,a0
;; ult a4,t2,a3##ty=i64
;; trap_if a4,heap_oob
;; ld a4,8(a2)
;; ld a2,0(a2)
;; add a2,a2,a3
;; auipc a3,0; ld a3,12(a3); j 12; .8byte 0xffff0000
;; add a2,a2,a3
;; li a3,0
;; ugt a4,t2,a4##ty=i64
;; selectif_spectre_guard a5,a3,a2##test=a4
;; sb a1,0(a5)
;; slli a5,a0,32
;; srli a7,a5,32
;; auipc a6,0; ld a6,12(a6); j 12; .8byte 0xffff0001
;; add a5,a7,a6
;; ult t3,a5,a7##ty=i64
;; trap_if t3,heap_oob
;; ld t3,8(a2)
;; ugt t3,a5,t3##ty=i64
;; ld t4,0(a2)
;; add a7,t4,a7
;; auipc t4,0; ld t4,12(t4); j 12; .8byte 0xffff0000
;; add a7,a7,t4
;; li t4,0
;; andi a2,t3,255
;; sltu a3,zero,a2
;; sub a5,zero,a3
;; and t3,t4,a5
;; not t4,a5
;; and t1,a7,t4
;; or a0,t3,t1
;; sb a1,0(a0)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli t2,a0,32
;; srli a2,t2,32
;; auipc a0,0; ld a0,12(a0); j 12; .8byte 0xffff0001
;; add t2,a2,a0
;; ult a3,t2,a2##ty=i64
;; trap_if a3,heap_oob
;; ld a3,8(a1)
;; ld a1,0(a1)
;; add a1,a1,a2
;; auipc a2,0; ld a2,12(a2); j 12; .8byte 0xffff0000
;; add a1,a1,a2
;; li a2,0
;; ugt a3,t2,a3##ty=i64
;; selectif_spectre_guard a4,a2,a1##test=a3
;; lbu a0,0(a4)
;; slli a5,a0,32
;; srli a7,a5,32
;; auipc a6,0; ld a6,12(a6); j 12; .8byte 0xffff0001
;; add a5,a7,a6
;; ult t3,a5,a7##ty=i64
;; trap_if t3,heap_oob
;; ld t3,8(a1)
;; ugt t3,a5,t3##ty=i64
;; ld t4,0(a1)
;; add a7,t4,a7
;; auipc t4,0; ld t4,12(t4); j 12; .8byte 0xffff0000
;; add a7,a7,t4
;; li t4,0
;; andi a1,t3,255
;; sltu a3,zero,a1
;; sub a5,zero,a3
;; and t3,t4,a5
;; not t4,a5
;; and t1,a7,t4
;; or a0,t3,t1
;; lbu a0,0(a0)
;; j label1
;; block1:
;; ret

View File

@@ -41,30 +41,42 @@
;; function u0:0:
;; block0:
;; slli a7,a0,32
;; srli t4,a7,32
;; ld t3,8(a2)
;; ld t0,0(a2)
;; add t0,t0,t4
;; li t1,0
;; ugt t3,t4,t3##ty=i64
;; selectif_spectre_guard t4,t1,t0##test=t3
;; sw a1,0(t4)
;; slli a0,a0,32
;; srli a3,a0,32
;; ld a4,8(a2)
;; ugt a4,a3,a4##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a3
;; li a3,0
;; andi t3,a4,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a3,a3,t2
;; not a4,t2
;; and a5,a2,a4
;; or a7,a3,a5
;; sw a1,0(a7)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli a7,a0,32
;; srli t4,a7,32
;; ld t3,8(a1)
;; ld t0,0(a1)
;; add t0,t0,t4
;; li t1,0
;; ugt t3,t4,t3##ty=i64
;; selectif_spectre_guard t4,t1,t0##test=t3
;; lw a0,0(t4)
;; slli a0,a0,32
;; srli a2,a0,32
;; ld a3,8(a1)
;; ugt a3,a2,a3##ty=i64
;; ld a1,0(a1)
;; add a1,a1,a2
;; li a2,0
;; andi t3,a3,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a2,a2,t2
;; not a3,t2
;; and a5,a1,a3
;; or a7,a2,a5
;; lw a0,0(a7)
;; j label1
;; block1:
;; ret

View File

@@ -41,34 +41,46 @@
;; function u0:0:
;; block0:
;; slli t4,a0,32
;; srli t1,t4,32
;; ld t0,8(a2)
;; ld t2,0(a2)
;; add t2,t2,t1
;; lui a0,1
;; add t2,t2,a0
;; li a0,0
;; ugt t0,t1,t0##ty=i64
;; selectif_spectre_guard t1,a0,t2##test=t0
;; sw a1,0(t1)
;; slli a3,a0,32
;; srli a5,a3,32
;; ld a3,8(a2)
;; ugt a4,a5,a3##ty=i64
;; ld a3,0(a2)
;; add a3,a3,a5
;; lui a5,1
;; add a3,a3,a5
;; li a5,0
;; andi t0,a4,255
;; sltu t2,zero,t0
;; sub a2,zero,t2
;; and a4,a5,a2
;; not a5,a2
;; and a7,a3,a5
;; or t4,a4,a7
;; sw a1,0(t4)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli t4,a0,32
;; srli t1,t4,32
;; ld t0,8(a1)
;; ld t2,0(a1)
;; add t2,t2,t1
;; lui a0,1
;; add t2,t2,a0
;; li a0,0
;; ugt t0,t1,t0##ty=i64
;; selectif_spectre_guard t1,a0,t2##test=t0
;; lw a0,0(t1)
;; slli a2,a0,32
;; srli a5,a2,32
;; ld a3,8(a1)
;; ugt a4,a5,a3##ty=i64
;; ld a3,0(a1)
;; add a3,a3,a5
;; lui a5,1
;; add a3,a3,a5
;; li a5,0
;; andi t0,a4,255
;; sltu t2,zero,t0
;; sub a1,zero,t2
;; and a4,a5,a1
;; not a5,a1
;; and a7,a3,a5
;; or t4,a4,a7
;; lw a0,0(t4)
;; j label1
;; block1:
;; ret

View File

@@ -41,34 +41,46 @@
;; function u0:0:
;; block0:
;; slli t4,a0,32
;; srli t1,t4,32
;; ld t0,8(a2)
;; ld t2,0(a2)
;; add t2,t2,t1
;; auipc a0,0; ld a0,12(a0); j 12; .8byte 0xffff0000
;; add t2,t2,a0
;; li a0,0
;; ugt t0,t1,t0##ty=i64
;; selectif_spectre_guard t1,a0,t2##test=t0
;; sw a1,0(t1)
;; slli a3,a0,32
;; srli a5,a3,32
;; ld a3,8(a2)
;; ugt a4,a5,a3##ty=i64
;; ld a3,0(a2)
;; add a3,a3,a5
;; auipc a5,0; ld a5,12(a5); j 12; .8byte 0xffff0000
;; add a3,a3,a5
;; li a5,0
;; andi t0,a4,255
;; sltu t2,zero,t0
;; sub a2,zero,t2
;; and a4,a5,a2
;; not a5,a2
;; and a7,a3,a5
;; or t4,a4,a7
;; sw a1,0(t4)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli t4,a0,32
;; srli t1,t4,32
;; ld t0,8(a1)
;; ld t2,0(a1)
;; add t2,t2,t1
;; auipc a0,0; ld a0,12(a0); j 12; .8byte 0xffff0000
;; add t2,t2,a0
;; li a0,0
;; ugt t0,t1,t0##ty=i64
;; selectif_spectre_guard t1,a0,t2##test=t0
;; lw a0,0(t1)
;; slli a2,a0,32
;; srli a5,a2,32
;; ld a3,8(a1)
;; ugt a4,a5,a3##ty=i64
;; ld a3,0(a1)
;; add a3,a3,a5
;; auipc a5,0; ld a5,12(a5); j 12; .8byte 0xffff0000
;; add a3,a3,a5
;; li a5,0
;; andi t0,a4,255
;; sltu t2,zero,t0
;; sub a1,zero,t2
;; and a4,a5,a1
;; not a5,a1
;; and a7,a3,a5
;; or t4,a4,a7
;; lw a0,0(t4)
;; j label1
;; block1:
;; ret

View File

@@ -41,30 +41,42 @@
;; function u0:0:
;; block0:
;; slli a7,a0,32
;; srli t4,a7,32
;; ld t3,8(a2)
;; ld t0,0(a2)
;; add t0,t0,t4
;; li t1,0
;; uge t3,t4,t3##ty=i64
;; selectif_spectre_guard t4,t1,t0##test=t3
;; sb a1,0(t4)
;; slli a0,a0,32
;; srli a3,a0,32
;; ld a4,8(a2)
;; uge a4,a3,a4##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a3
;; li a3,0
;; andi t3,a4,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a3,a3,t2
;; not a4,t2
;; and a5,a2,a4
;; or a7,a3,a5
;; sb a1,0(a7)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli a7,a0,32
;; srli t4,a7,32
;; ld t3,8(a1)
;; ld t0,0(a1)
;; add t0,t0,t4
;; li t1,0
;; uge t3,t4,t3##ty=i64
;; selectif_spectre_guard t4,t1,t0##test=t3
;; lbu a0,0(t4)
;; slli a0,a0,32
;; srli a2,a0,32
;; ld a3,8(a1)
;; uge a3,a2,a3##ty=i64
;; ld a1,0(a1)
;; add a1,a1,a2
;; li a2,0
;; andi t3,a3,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a2,a2,t2
;; not a3,t2
;; and a5,a1,a3
;; or a7,a2,a5
;; lbu a0,0(a7)
;; j label1
;; block1:
;; ret

View File

@@ -41,34 +41,46 @@
;; function u0:0:
;; block0:
;; slli t4,a0,32
;; srli t1,t4,32
;; ld t0,8(a2)
;; ld t2,0(a2)
;; add t2,t2,t1
;; lui a0,1
;; add t2,t2,a0
;; li a0,0
;; ugt t0,t1,t0##ty=i64
;; selectif_spectre_guard t1,a0,t2##test=t0
;; sb a1,0(t1)
;; slli a3,a0,32
;; srli a5,a3,32
;; ld a3,8(a2)
;; ugt a4,a5,a3##ty=i64
;; ld a3,0(a2)
;; add a3,a3,a5
;; lui a5,1
;; add a3,a3,a5
;; li a5,0
;; andi t0,a4,255
;; sltu t2,zero,t0
;; sub a2,zero,t2
;; and a4,a5,a2
;; not a5,a2
;; and a7,a3,a5
;; or t4,a4,a7
;; sb a1,0(t4)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli t4,a0,32
;; srli t1,t4,32
;; ld t0,8(a1)
;; ld t2,0(a1)
;; add t2,t2,t1
;; lui a0,1
;; add t2,t2,a0
;; li a0,0
;; ugt t0,t1,t0##ty=i64
;; selectif_spectre_guard t1,a0,t2##test=t0
;; lbu a0,0(t1)
;; slli a2,a0,32
;; srli a5,a2,32
;; ld a3,8(a1)
;; ugt a4,a5,a3##ty=i64
;; ld a3,0(a1)
;; add a3,a3,a5
;; lui a5,1
;; add a3,a3,a5
;; li a5,0
;; andi t0,a4,255
;; sltu t2,zero,t0
;; sub a1,zero,t2
;; and a4,a5,a1
;; not a5,a1
;; and a7,a3,a5
;; or t4,a4,a7
;; lbu a0,0(t4)
;; j label1
;; block1:
;; ret

View File

@@ -41,34 +41,46 @@
;; function u0:0:
;; block0:
;; slli t4,a0,32
;; srli t1,t4,32
;; ld t0,8(a2)
;; ld t2,0(a2)
;; add t2,t2,t1
;; auipc a0,0; ld a0,12(a0); j 12; .8byte 0xffff0000
;; add t2,t2,a0
;; li a0,0
;; ugt t0,t1,t0##ty=i64
;; selectif_spectre_guard t1,a0,t2##test=t0
;; sb a1,0(t1)
;; slli a3,a0,32
;; srli a5,a3,32
;; ld a3,8(a2)
;; ugt a4,a5,a3##ty=i64
;; ld a3,0(a2)
;; add a3,a3,a5
;; auipc a5,0; ld a5,12(a5); j 12; .8byte 0xffff0000
;; add a3,a3,a5
;; li a5,0
;; andi t0,a4,255
;; sltu t2,zero,t0
;; sub a2,zero,t2
;; and a4,a5,a2
;; not a5,a2
;; and a7,a3,a5
;; or t4,a4,a7
;; sb a1,0(t4)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli t4,a0,32
;; srli t1,t4,32
;; ld t0,8(a1)
;; ld t2,0(a1)
;; add t2,t2,t1
;; auipc a0,0; ld a0,12(a0); j 12; .8byte 0xffff0000
;; add t2,t2,a0
;; li a0,0
;; ugt t0,t1,t0##ty=i64
;; selectif_spectre_guard t1,a0,t2##test=t0
;; lbu a0,0(t1)
;; slli a2,a0,32
;; srli a5,a2,32
;; ld a3,8(a1)
;; ugt a4,a5,a3##ty=i64
;; ld a3,0(a1)
;; add a3,a3,a5
;; auipc a5,0; ld a5,12(a5); j 12; .8byte 0xffff0000
;; add a3,a3,a5
;; li a5,0
;; andi t0,a4,255
;; sltu t2,zero,t0
;; sub a1,zero,t2
;; and a4,a5,a1
;; not a5,a1
;; and a7,a3,a5
;; or t4,a4,a7
;; lbu a0,0(t4)
;; j label1
;; block1:
;; ret

View File

@@ -41,28 +41,40 @@
;; function u0:0:
;; block0:
;; ld a7,8(a2)
;; addi a7,a7,-4
;; ld t3,0(a2)
;; add t3,t3,a0
;; li t4,0
;; ugt a7,a0,a7##ty=i64
;; selectif_spectre_guard t0,t4,t3##test=a7
;; sw a1,0(t0)
;; ld a3,8(a2)
;; addi a3,a3,-4
;; ugt a4,a0,a3##ty=i64
;; ld a2,0(a2)
;; add a0,a2,a0
;; li a3,0
;; andi a7,a4,255
;; sltu t4,zero,a7
;; sub t1,zero,t4
;; and a2,a3,t1
;; not a3,t1
;; and a4,a0,a3
;; or a6,a2,a4
;; sw a1,0(a6)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; ld a7,8(a1)
;; addi a7,a7,-4
;; ld t3,0(a1)
;; add t3,t3,a0
;; li t4,0
;; ugt a7,a0,a7##ty=i64
;; selectif_spectre_guard t0,t4,t3##test=a7
;; lw a0,0(t0)
;; ld a2,8(a1)
;; addi a2,a2,-4
;; ugt a3,a0,a2##ty=i64
;; ld a1,0(a1)
;; add a0,a1,a0
;; li a2,0
;; andi a7,a3,255
;; sltu t4,zero,a7
;; sub t1,zero,t4
;; and a1,a2,t1
;; not a2,t1
;; and a4,a0,a2
;; or a6,a1,a4
;; lw a0,0(a6)
;; j label1
;; block1:
;; ret

View File

@@ -41,36 +41,48 @@
;; function u0:0:
;; block0:
;; ld t1,8(a2)
;; lui t2,1048575
;; addi t2,t2,4092
;; add t1,t1,t2
;; ld t2,0(a2)
;; add t2,t2,a0
;; lui a2,1
;; add t2,t2,a2
;; li a2,0
;; ugt t1,a0,t1##ty=i64
;; selectif_spectre_guard a0,a2,t2##test=t1
;; sw a1,0(a0)
;; ld a4,8(a2)
;; lui a5,1048575
;; addi a5,a5,4092
;; add a4,a4,a5
;; ugt a5,a0,a4##ty=i64
;; ld a4,0(a2)
;; add a4,a4,a0
;; lui a6,1
;; add a4,a4,a6
;; li a6,0
;; andi t1,a5,255
;; sltu a0,zero,t1
;; sub a2,zero,a0
;; and a5,a6,a2
;; not a6,a2
;; and t3,a4,a6
;; or t0,a5,t3
;; sw a1,0(t0)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; ld t1,8(a1)
;; lui t2,1048575
;; addi t2,t2,4092
;; add t1,t1,t2
;; ld t2,0(a1)
;; add t2,t2,a0
;; lui a1,1
;; add t2,t2,a1
;; li a1,0
;; ugt t1,a0,t1##ty=i64
;; selectif_spectre_guard a0,a1,t2##test=t1
;; lw a0,0(a0)
;; ld a4,8(a1)
;; lui a5,1048575
;; addi a5,a5,4092
;; add a4,a4,a5
;; ugt a5,a0,a4##ty=i64
;; ld a4,0(a1)
;; add a4,a4,a0
;; lui a6,1
;; add a4,a4,a6
;; li a6,0
;; andi t1,a5,255
;; sltu a0,zero,t1
;; sub a2,zero,a0
;; and a5,a6,a2
;; not a6,a2
;; and t3,a4,a6
;; or t0,a5,t3
;; lw a0,0(t0)
;; j label1
;; block1:
;; ret

View File

@@ -41,38 +41,50 @@
;; function u0:0:
;; block0:
;; auipc t1,0; ld t1,12(t1); j 12; .8byte 0xffff0004
;; add t0,a0,t1
;; ult t2,t0,a0##ty=i64
;; trap_if t2,heap_oob
;; ld t2,8(a2)
;; ld a2,0(a2)
;; add a0,a2,a0
;; auipc a2,0; ld a2,12(a2); j 12; .8byte 0xffff0000
;; add a0,a0,a2
;; li a2,0
;; ugt t2,t0,t2##ty=i64
;; selectif_spectre_guard a3,a2,a0##test=t2
;; sw a1,0(a3)
;; auipc a4,0; ld a4,12(a4); j 12; .8byte 0xffff0004
;; add a3,a0,a4
;; ult a5,a3,a0##ty=i64
;; trap_if a5,heap_oob
;; ld a5,8(a2)
;; ugt a6,a3,a5##ty=i64
;; ld a5,0(a2)
;; add a5,a5,a0
;; auipc a7,0; ld a7,12(a7); j 12; .8byte 0xffff0000
;; add a5,a5,a7
;; li a7,0
;; andi t2,a6,255
;; sltu a2,zero,t2
;; sub a3,zero,a2
;; and a6,a7,a3
;; not a7,a3
;; and t4,a5,a7
;; or t1,a6,t4
;; sw a1,0(t1)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; auipc t1,0; ld t1,12(t1); j 12; .8byte 0xffff0004
;; add t0,a0,t1
;; ult t2,t0,a0##ty=i64
;; trap_if t2,heap_oob
;; ld t2,8(a1)
;; ld a1,0(a1)
;; add a0,a1,a0
;; auipc a1,0; ld a1,12(a1); j 12; .8byte 0xffff0000
;; add a0,a0,a1
;; li a1,0
;; ugt t2,t0,t2##ty=i64
;; selectif_spectre_guard a2,a1,a0##test=t2
;; lw a0,0(a2)
;; auipc a4,0; ld a4,12(a4); j 12; .8byte 0xffff0004
;; add a3,a0,a4
;; ult a5,a3,a0##ty=i64
;; trap_if a5,heap_oob
;; ld a5,8(a1)
;; ugt a6,a3,a5##ty=i64
;; ld a5,0(a1)
;; add a5,a5,a0
;; auipc a7,0; ld a7,12(a7); j 12; .8byte 0xffff0000
;; add a5,a5,a7
;; li a7,0
;; andi t2,a6,255
;; sltu a1,zero,t2
;; sub a3,zero,a1
;; and a6,a7,a3
;; not a7,a3
;; and t4,a5,a7
;; or t1,a6,t4
;; lw a0,0(t1)
;; j label1
;; block1:
;; ret

View File

@@ -41,26 +41,38 @@
;; function u0:0:
;; block0:
;; ld a6,8(a2)
;; ld a7,0(a2)
;; add a7,a7,a0
;; li t3,0
;; uge a6,a0,a6##ty=i64
;; selectif_spectre_guard t4,t3,a7##test=a6
;; sb a1,0(t4)
;; ld t2,8(a2)
;; uge a3,a0,t2##ty=i64
;; ld t2,0(a2)
;; add t2,t2,a0
;; li a2,0
;; andi a6,a3,255
;; sltu t3,zero,a6
;; sub t0,zero,t3
;; and a0,a2,t0
;; not a2,t0
;; and a3,t2,a2
;; or a5,a0,a3
;; sb a1,0(a5)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; ld a6,8(a1)
;; ld a7,0(a1)
;; add a7,a7,a0
;; li t3,0
;; uge a6,a0,a6##ty=i64
;; selectif_spectre_guard t4,t3,a7##test=a6
;; lbu a0,0(t4)
;; ld t2,8(a1)
;; uge a2,a0,t2##ty=i64
;; ld t2,0(a1)
;; add t2,t2,a0
;; li a1,0
;; andi a6,a2,255
;; sltu t3,zero,a6
;; sub t0,zero,t3
;; and a0,a1,t0
;; not a1,t0
;; and a3,t2,a1
;; or a5,a0,a3
;; lbu a0,0(a5)
;; j label1
;; block1:
;; ret

View File

@@ -41,36 +41,48 @@
;; function u0:0:
;; block0:
;; ld t1,8(a2)
;; lui t2,1048575
;; addi t2,t2,4095
;; add t1,t1,t2
;; ld t2,0(a2)
;; add t2,t2,a0
;; lui a2,1
;; add t2,t2,a2
;; li a2,0
;; ugt t1,a0,t1##ty=i64
;; selectif_spectre_guard a0,a2,t2##test=t1
;; sb a1,0(a0)
;; ld a4,8(a2)
;; lui a5,1048575
;; addi a5,a5,4095
;; add a4,a4,a5
;; ugt a5,a0,a4##ty=i64
;; ld a4,0(a2)
;; add a4,a4,a0
;; lui a6,1
;; add a4,a4,a6
;; li a6,0
;; andi t1,a5,255
;; sltu a0,zero,t1
;; sub a2,zero,a0
;; and a5,a6,a2
;; not a6,a2
;; and t3,a4,a6
;; or t0,a5,t3
;; sb a1,0(t0)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; ld t1,8(a1)
;; lui t2,1048575
;; addi t2,t2,4095
;; add t1,t1,t2
;; ld t2,0(a1)
;; add t2,t2,a0
;; lui a1,1
;; add t2,t2,a1
;; li a1,0
;; ugt t1,a0,t1##ty=i64
;; selectif_spectre_guard a0,a1,t2##test=t1
;; lbu a0,0(a0)
;; ld a4,8(a1)
;; lui a5,1048575
;; addi a5,a5,4095
;; add a4,a4,a5
;; ugt a5,a0,a4##ty=i64
;; ld a4,0(a1)
;; add a4,a4,a0
;; lui a6,1
;; add a4,a4,a6
;; li a6,0
;; andi t1,a5,255
;; sltu a0,zero,t1
;; sub a2,zero,a0
;; and a5,a6,a2
;; not a6,a2
;; and t3,a4,a6
;; or t0,a5,t3
;; lbu a0,0(t0)
;; j label1
;; block1:
;; ret

View File

@@ -41,38 +41,50 @@
;; function u0:0:
;; block0:
;; auipc t1,0; ld t1,12(t1); j 12; .8byte 0xffff0001
;; add t0,a0,t1
;; ult t2,t0,a0##ty=i64
;; trap_if t2,heap_oob
;; ld t2,8(a2)
;; ld a2,0(a2)
;; add a0,a2,a0
;; auipc a2,0; ld a2,12(a2); j 12; .8byte 0xffff0000
;; add a0,a0,a2
;; li a2,0
;; ugt t2,t0,t2##ty=i64
;; selectif_spectre_guard a3,a2,a0##test=t2
;; sb a1,0(a3)
;; auipc a4,0; ld a4,12(a4); j 12; .8byte 0xffff0001
;; add a3,a0,a4
;; ult a5,a3,a0##ty=i64
;; trap_if a5,heap_oob
;; ld a5,8(a2)
;; ugt a6,a3,a5##ty=i64
;; ld a5,0(a2)
;; add a5,a5,a0
;; auipc a7,0; ld a7,12(a7); j 12; .8byte 0xffff0000
;; add a5,a5,a7
;; li a7,0
;; andi t2,a6,255
;; sltu a2,zero,t2
;; sub a3,zero,a2
;; and a6,a7,a3
;; not a7,a3
;; and t4,a5,a7
;; or t1,a6,t4
;; sb a1,0(t1)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; auipc t1,0; ld t1,12(t1); j 12; .8byte 0xffff0001
;; add t0,a0,t1
;; ult t2,t0,a0##ty=i64
;; trap_if t2,heap_oob
;; ld t2,8(a1)
;; ld a1,0(a1)
;; add a0,a1,a0
;; auipc a1,0; ld a1,12(a1); j 12; .8byte 0xffff0000
;; add a0,a0,a1
;; li a1,0
;; ugt t2,t0,t2##ty=i64
;; selectif_spectre_guard a2,a1,a0##test=t2
;; lbu a0,0(a2)
;; auipc a4,0; ld a4,12(a4); j 12; .8byte 0xffff0001
;; add a3,a0,a4
;; ult a5,a3,a0##ty=i64
;; trap_if a5,heap_oob
;; ld a5,8(a1)
;; ugt a6,a3,a5##ty=i64
;; ld a5,0(a1)
;; add a5,a5,a0
;; auipc a7,0; ld a7,12(a7); j 12; .8byte 0xffff0000
;; add a5,a5,a7
;; li a7,0
;; andi t2,a6,255
;; sltu a1,zero,t2
;; sub a3,zero,a1
;; and a6,a7,a3
;; not a7,a3
;; and t4,a5,a7
;; or t1,a6,t4
;; lbu a0,0(t1)
;; j label1
;; block1:
;; ret

View File

@@ -41,26 +41,38 @@
;; function u0:0:
;; block0:
;; ld a6,8(a2)
;; ld a7,0(a2)
;; add a7,a7,a0
;; li t3,0
;; ugt a6,a0,a6##ty=i64
;; selectif_spectre_guard t4,t3,a7##test=a6
;; sw a1,0(t4)
;; ld t2,8(a2)
;; ugt a3,a0,t2##ty=i64
;; ld t2,0(a2)
;; add t2,t2,a0
;; li a2,0
;; andi a6,a3,255
;; sltu t3,zero,a6
;; sub t0,zero,t3
;; and a0,a2,t0
;; not a2,t0
;; and a3,t2,a2
;; or a5,a0,a3
;; sw a1,0(a5)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; ld a6,8(a1)
;; ld a7,0(a1)
;; add a7,a7,a0
;; li t3,0
;; ugt a6,a0,a6##ty=i64
;; selectif_spectre_guard t4,t3,a7##test=a6
;; lw a0,0(t4)
;; ld t2,8(a1)
;; ugt a2,a0,t2##ty=i64
;; ld t2,0(a1)
;; add t2,t2,a0
;; li a1,0
;; andi a6,a2,255
;; sltu t3,zero,a6
;; sub t0,zero,t3
;; and a0,a1,t0
;; not a1,t0
;; and a3,t2,a1
;; or a5,a0,a3
;; lw a0,0(a5)
;; j label1
;; block1:
;; ret

View File

@@ -41,30 +41,42 @@
;; function u0:0:
;; block0:
;; ld t3,8(a2)
;; ld t4,0(a2)
;; add t4,t4,a0
;; lui t0,1
;; add t4,t4,t0
;; li t0,0
;; ugt t3,a0,t3##ty=i64
;; selectif_spectre_guard t1,t0,t4##test=t3
;; sw a1,0(t1)
;; ld a3,8(a2)
;; ugt a3,a0,a3##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a0
;; lui a4,1
;; add a2,a2,a4
;; li a4,0
;; andi t3,a3,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a3,a4,t2
;; not a4,t2
;; and a5,a2,a4
;; or a7,a3,a5
;; sw a1,0(a7)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; ld t3,8(a1)
;; ld t4,0(a1)
;; add t4,t4,a0
;; lui t0,1
;; add t4,t4,t0
;; li t0,0
;; ugt t3,a0,t3##ty=i64
;; selectif_spectre_guard t1,t0,t4##test=t3
;; lw a0,0(t1)
;; ld a2,8(a1)
;; ugt a2,a0,a2##ty=i64
;; ld a1,0(a1)
;; add a1,a1,a0
;; lui a3,1
;; add a1,a1,a3
;; li a3,0
;; andi t3,a2,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a2,a3,t2
;; not a3,t2
;; and a5,a1,a3
;; or a7,a2,a5
;; lw a0,0(a7)
;; j label1
;; block1:
;; ret

View File

@@ -41,30 +41,42 @@
;; function u0:0:
;; block0:
;; ld t3,8(a2)
;; ld t4,0(a2)
;; add t4,t4,a0
;; auipc t0,0; ld t0,12(t0); j 12; .8byte 0xffff0000
;; add t4,t4,t0
;; li t0,0
;; ugt t3,a0,t3##ty=i64
;; selectif_spectre_guard t1,t0,t4##test=t3
;; sw a1,0(t1)
;; ld a3,8(a2)
;; ugt a3,a0,a3##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a0
;; auipc a4,0; ld a4,12(a4); j 12; .8byte 0xffff0000
;; add a2,a2,a4
;; li a4,0
;; andi t3,a3,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a3,a4,t2
;; not a4,t2
;; and a5,a2,a4
;; or a7,a3,a5
;; sw a1,0(a7)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; ld t3,8(a1)
;; ld t4,0(a1)
;; add t4,t4,a0
;; auipc t0,0; ld t0,12(t0); j 12; .8byte 0xffff0000
;; add t4,t4,t0
;; li t0,0
;; ugt t3,a0,t3##ty=i64
;; selectif_spectre_guard t1,t0,t4##test=t3
;; lw a0,0(t1)
;; ld a2,8(a1)
;; ugt a2,a0,a2##ty=i64
;; ld a1,0(a1)
;; add a1,a1,a0
;; auipc a3,0; ld a3,12(a3); j 12; .8byte 0xffff0000
;; add a1,a1,a3
;; li a3,0
;; andi t3,a2,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a2,a3,t2
;; not a3,t2
;; and a5,a1,a3
;; or a7,a2,a5
;; lw a0,0(a7)
;; j label1
;; block1:
;; ret

View File

@@ -41,26 +41,38 @@
;; function u0:0:
;; block0:
;; ld a6,8(a2)
;; ld a7,0(a2)
;; add a7,a7,a0
;; li t3,0
;; uge a6,a0,a6##ty=i64
;; selectif_spectre_guard t4,t3,a7##test=a6
;; sb a1,0(t4)
;; ld t2,8(a2)
;; uge a3,a0,t2##ty=i64
;; ld t2,0(a2)
;; add t2,t2,a0
;; li a2,0
;; andi a6,a3,255
;; sltu t3,zero,a6
;; sub t0,zero,t3
;; and a0,a2,t0
;; not a2,t0
;; and a3,t2,a2
;; or a5,a0,a3
;; sb a1,0(a5)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; ld a6,8(a1)
;; ld a7,0(a1)
;; add a7,a7,a0
;; li t3,0
;; uge a6,a0,a6##ty=i64
;; selectif_spectre_guard t4,t3,a7##test=a6
;; lbu a0,0(t4)
;; ld t2,8(a1)
;; uge a2,a0,t2##ty=i64
;; ld t2,0(a1)
;; add t2,t2,a0
;; li a1,0
;; andi a6,a2,255
;; sltu t3,zero,a6
;; sub t0,zero,t3
;; and a0,a1,t0
;; not a1,t0
;; and a3,t2,a1
;; or a5,a0,a3
;; lbu a0,0(a5)
;; j label1
;; block1:
;; ret

View File

@@ -41,30 +41,42 @@
;; function u0:0:
;; block0:
;; ld t3,8(a2)
;; ld t4,0(a2)
;; add t4,t4,a0
;; lui t0,1
;; add t4,t4,t0
;; li t0,0
;; ugt t3,a0,t3##ty=i64
;; selectif_spectre_guard t1,t0,t4##test=t3
;; sb a1,0(t1)
;; ld a3,8(a2)
;; ugt a3,a0,a3##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a0
;; lui a4,1
;; add a2,a2,a4
;; li a4,0
;; andi t3,a3,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a3,a4,t2
;; not a4,t2
;; and a5,a2,a4
;; or a7,a3,a5
;; sb a1,0(a7)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; ld t3,8(a1)
;; ld t4,0(a1)
;; add t4,t4,a0
;; lui t0,1
;; add t4,t4,t0
;; li t0,0
;; ugt t3,a0,t3##ty=i64
;; selectif_spectre_guard t1,t0,t4##test=t3
;; lbu a0,0(t1)
;; ld a2,8(a1)
;; ugt a2,a0,a2##ty=i64
;; ld a1,0(a1)
;; add a1,a1,a0
;; lui a3,1
;; add a1,a1,a3
;; li a3,0
;; andi t3,a2,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a2,a3,t2
;; not a3,t2
;; and a5,a1,a3
;; or a7,a2,a5
;; lbu a0,0(a7)
;; j label1
;; block1:
;; ret

View File

@@ -41,30 +41,42 @@
;; function u0:0:
;; block0:
;; ld t3,8(a2)
;; ld t4,0(a2)
;; add t4,t4,a0
;; auipc t0,0; ld t0,12(t0); j 12; .8byte 0xffff0000
;; add t4,t4,t0
;; li t0,0
;; ugt t3,a0,t3##ty=i64
;; selectif_spectre_guard t1,t0,t4##test=t3
;; sb a1,0(t1)
;; ld a3,8(a2)
;; ugt a3,a0,a3##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a0
;; auipc a4,0; ld a4,12(a4); j 12; .8byte 0xffff0000
;; add a2,a2,a4
;; li a4,0
;; andi t3,a3,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a3,a4,t2
;; not a4,t2
;; and a5,a2,a4
;; or a7,a3,a5
;; sb a1,0(a7)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; ld t3,8(a1)
;; ld t4,0(a1)
;; add t4,t4,a0
;; auipc t0,0; ld t0,12(t0); j 12; .8byte 0xffff0000
;; add t4,t4,t0
;; li t0,0
;; ugt t3,a0,t3##ty=i64
;; selectif_spectre_guard t1,t0,t4##test=t3
;; lbu a0,0(t1)
;; ld a2,8(a1)
;; ugt a2,a0,a2##ty=i64
;; ld a1,0(a1)
;; add a1,a1,a0
;; auipc a3,0; ld a3,12(a3); j 12; .8byte 0xffff0000
;; add a1,a1,a3
;; li a3,0
;; andi t3,a2,255
;; sltu t0,zero,t3
;; sub t2,zero,t0
;; and a2,a3,t2
;; not a3,t2
;; and a5,a1,a3
;; or a7,a2,a5
;; lbu a0,0(a7)
;; j label1
;; block1:
;; ret

View File

@@ -39,32 +39,44 @@
;; function u0:0:
;; block0:
;; slli t3,a0,32
;; srli t0,t3,32
;; lui t4,65536
;; addi t4,t4,4092
;; ld t1,0(a2)
;; add t1,t1,t0
;; li t2,0
;; ugt t4,t0,t4##ty=i64
;; selectif_spectre_guard t0,t2,t1##test=t4
;; sw a1,0(t0)
;; slli a3,a0,32
;; srli a3,a3,32
;; lui a4,65536
;; addi a4,a4,4092
;; ugt a4,a3,a4##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a3
;; li a3,0
;; andi t4,a4,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a3,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; sw a1,0(t3)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli t3,a0,32
;; srli t0,t3,32
;; lui t4,65536
;; addi t4,t4,4092
;; ld t1,0(a1)
;; add t1,t1,t0
;; li t2,0
;; ugt t4,t0,t4##ty=i64
;; selectif_spectre_guard t0,t2,t1##test=t4
;; lw a0,0(t0)
;; slli a2,a0,32
;; srli a3,a2,32
;; lui a2,65536
;; addi a2,a2,4092
;; ugt a4,a3,a2##ty=i64
;; ld a2,0(a1)
;; add a2,a2,a3
;; li a3,0
;; andi t4,a4,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a3,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; lw a0,0(t3)
;; j label1
;; block1:
;; ret

View File

@@ -39,36 +39,48 @@
;; function u0:0:
;; block0:
;; slli t0,a0,32
;; srli t2,t0,32
;; lui t1,65535
;; addi t1,t1,4092
;; ld a0,0(a2)
;; add a0,a0,t2
;; lui a2,1
;; add a0,a0,a2
;; li a2,0
;; ugt t1,t2,t1##ty=i64
;; selectif_spectre_guard t2,a2,a0##test=t1
;; sw a1,0(t2)
;; slli a3,a0,32
;; srli a6,a3,32
;; lui a4,65535
;; addi a4,a4,4092
;; ugt a5,a6,a4##ty=i64
;; ld a4,0(a2)
;; add a4,a4,a6
;; lui a6,1
;; add a4,a4,a6
;; li a6,0
;; andi t1,a5,255
;; sltu a0,zero,t1
;; sub a2,zero,a0
;; and a5,a6,a2
;; not a6,a2
;; and t3,a4,a6
;; or t0,a5,t3
;; sw a1,0(t0)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli t0,a0,32
;; srli t2,t0,32
;; lui t1,65535
;; addi t1,t1,4092
;; ld a0,0(a1)
;; add a0,a0,t2
;; lui a1,1
;; add a0,a0,a1
;; li a1,0
;; ugt t1,t2,t1##ty=i64
;; selectif_spectre_guard t2,a1,a0##test=t1
;; lw a0,0(t2)
;; slli a3,a0,32
;; srli a6,a3,32
;; lui a4,65535
;; addi a4,a4,4092
;; ugt a5,a6,a4##ty=i64
;; ld a4,0(a1)
;; add a4,a4,a6
;; lui a6,1
;; add a4,a4,a6
;; li a6,0
;; andi t1,a5,255
;; sltu a0,zero,t1
;; sub a2,zero,a0
;; and a5,a6,a2
;; not a6,a2
;; and t3,a4,a6
;; or t0,a5,t3
;; lw a0,0(t0)
;; j label1
;; block1:
;; ret

View File

@@ -39,32 +39,44 @@
;; function u0:0:
;; block0:
;; slli t3,a0,32
;; srli t0,t3,32
;; lui t4,65536
;; addi t4,t4,4095
;; ld t1,0(a2)
;; add t1,t1,t0
;; li t2,0
;; ugt t4,t0,t4##ty=i64
;; selectif_spectre_guard t0,t2,t1##test=t4
;; sb a1,0(t0)
;; slli a3,a0,32
;; srli a3,a3,32
;; lui a4,65536
;; addi a4,a4,4095
;; ugt a4,a3,a4##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a3
;; li a3,0
;; andi t4,a4,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a3,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; sb a1,0(t3)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli t3,a0,32
;; srli t0,t3,32
;; lui t4,65536
;; addi t4,t4,4095
;; ld t1,0(a1)
;; add t1,t1,t0
;; li t2,0
;; ugt t4,t0,t4##ty=i64
;; selectif_spectre_guard t0,t2,t1##test=t4
;; lbu a0,0(t0)
;; slli a2,a0,32
;; srli a3,a2,32
;; lui a2,65536
;; addi a2,a2,4095
;; ugt a4,a3,a2##ty=i64
;; ld a2,0(a1)
;; add a2,a2,a3
;; li a3,0
;; andi t4,a4,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a3,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; lbu a0,0(t3)
;; j label1
;; block1:
;; ret

View File

@@ -39,36 +39,48 @@
;; function u0:0:
;; block0:
;; slli t0,a0,32
;; srli t2,t0,32
;; lui t1,65535
;; addi t1,t1,4095
;; ld a0,0(a2)
;; add a0,a0,t2
;; lui a2,1
;; add a0,a0,a2
;; li a2,0
;; ugt t1,t2,t1##ty=i64
;; selectif_spectre_guard t2,a2,a0##test=t1
;; sb a1,0(t2)
;; slli a3,a0,32
;; srli a6,a3,32
;; lui a4,65535
;; addi a4,a4,4095
;; ugt a5,a6,a4##ty=i64
;; ld a4,0(a2)
;; add a4,a4,a6
;; lui a6,1
;; add a4,a4,a6
;; li a6,0
;; andi t1,a5,255
;; sltu a0,zero,t1
;; sub a2,zero,a0
;; and a5,a6,a2
;; not a6,a2
;; and t3,a4,a6
;; or t0,a5,t3
;; sb a1,0(t0)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; slli t0,a0,32
;; srli t2,t0,32
;; lui t1,65535
;; addi t1,t1,4095
;; ld a0,0(a1)
;; add a0,a0,t2
;; lui a1,1
;; add a0,a0,a1
;; li a1,0
;; ugt t1,t2,t1##ty=i64
;; selectif_spectre_guard t2,a1,a0##test=t1
;; lbu a0,0(t2)
;; slli a3,a0,32
;; srli a6,a3,32
;; lui a4,65535
;; addi a4,a4,4095
;; ugt a5,a6,a4##ty=i64
;; ld a4,0(a1)
;; add a4,a4,a6
;; lui a6,1
;; add a4,a4,a6
;; li a6,0
;; andi t1,a5,255
;; sltu a0,zero,t1
;; sub a2,zero,a0
;; and a5,a6,a2
;; not a6,a2
;; and t3,a4,a6
;; or t0,a5,t3
;; lbu a0,0(t0)
;; j label1
;; block1:
;; ret

View File

@@ -39,28 +39,42 @@
;; function u0:0:
;; block0:
;; lui a7,65536
;; addi a7,a7,4092
;; ld t3,0(a2)
;; add t3,t3,a0
;; li t4,0
;; ugt a7,a0,a7##ty=i64
;; selectif_spectre_guard t0,t4,t3##test=a7
;; sw a1,0(t0)
;; mv a4,a2
;; lui a2,65536
;; addi a2,a2,4092
;; ugt a2,a0,a2##ty=i64
;; ld a3,0(a4)
;; add a0,a3,a0
;; li a3,0
;; andi a7,a2,255
;; sltu t4,zero,a7
;; sub t1,zero,t4
;; and a2,a3,t1
;; not a3,t1
;; and a4,a0,a3
;; or a6,a2,a4
;; sw a1,0(a6)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; lui a7,65536
;; addi a7,a7,4092
;; ld t3,0(a1)
;; add t3,t3,a0
;; li t4,0
;; ugt a7,a0,a7##ty=i64
;; selectif_spectre_guard t0,t4,t3##test=a7
;; lw a0,0(t0)
;; mv a4,a1
;; lui a1,65536
;; addi a1,a1,4092
;; ugt a1,a0,a1##ty=i64
;; ld a2,0(a4)
;; add a0,a2,a0
;; li a2,0
;; andi a7,a1,255
;; sltu t4,zero,a7
;; sub t1,zero,t4
;; and a1,a2,t1
;; not a2,t1
;; and a4,a0,a2
;; or a6,a1,a4
;; lw a0,0(a6)
;; j label1
;; block1:
;; ret

View File

@@ -39,32 +39,44 @@
;; function u0:0:
;; block0:
;; lui t4,65535
;; addi t4,t4,4092
;; ld t0,0(a2)
;; add t0,t0,a0
;; lui t1,1
;; add t0,t0,t1
;; li t1,0
;; ugt t4,a0,t4##ty=i64
;; selectif_spectre_guard t2,t1,t0##test=t4
;; sw a1,0(t2)
;; lui a3,65535
;; addi a3,a3,4092
;; ugt a3,a0,a3##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a0
;; lui a4,1
;; add a2,a2,a4
;; li a4,0
;; andi t4,a3,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a4,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; sw a1,0(t3)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; lui t4,65535
;; addi t4,t4,4092
;; ld t0,0(a1)
;; add t0,t0,a0
;; lui t1,1
;; add t0,t0,t1
;; li t1,0
;; ugt t4,a0,t4##ty=i64
;; selectif_spectre_guard t2,t1,t0##test=t4
;; lw a0,0(t2)
;; lui a2,65535
;; addi a2,a2,4092
;; ugt a3,a0,a2##ty=i64
;; ld a2,0(a1)
;; add a2,a2,a0
;; lui a4,1
;; add a2,a2,a4
;; li a4,0
;; andi t4,a3,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a4,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; lw a0,0(t3)
;; j label1
;; block1:
;; ret

View File

@@ -39,28 +39,42 @@
;; function u0:0:
;; block0:
;; lui a7,65536
;; addi a7,a7,4095
;; ld t3,0(a2)
;; add t3,t3,a0
;; li t4,0
;; ugt a7,a0,a7##ty=i64
;; selectif_spectre_guard t0,t4,t3##test=a7
;; sb a1,0(t0)
;; mv a4,a2
;; lui a2,65536
;; addi a2,a2,4095
;; ugt a2,a0,a2##ty=i64
;; ld a3,0(a4)
;; add a0,a3,a0
;; li a3,0
;; andi a7,a2,255
;; sltu t4,zero,a7
;; sub t1,zero,t4
;; and a2,a3,t1
;; not a3,t1
;; and a4,a0,a3
;; or a6,a2,a4
;; sb a1,0(a6)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; lui a7,65536
;; addi a7,a7,4095
;; ld t3,0(a1)
;; add t3,t3,a0
;; li t4,0
;; ugt a7,a0,a7##ty=i64
;; selectif_spectre_guard t0,t4,t3##test=a7
;; lbu a0,0(t0)
;; mv a4,a1
;; lui a1,65536
;; addi a1,a1,4095
;; ugt a1,a0,a1##ty=i64
;; ld a2,0(a4)
;; add a0,a2,a0
;; li a2,0
;; andi a7,a1,255
;; sltu t4,zero,a7
;; sub t1,zero,t4
;; and a1,a2,t1
;; not a2,t1
;; and a4,a0,a2
;; or a6,a1,a4
;; lbu a0,0(a6)
;; j label1
;; block1:
;; ret

View File

@@ -39,32 +39,44 @@
;; function u0:0:
;; block0:
;; lui t4,65535
;; addi t4,t4,4095
;; ld t0,0(a2)
;; add t0,t0,a0
;; lui t1,1
;; add t0,t0,t1
;; li t1,0
;; ugt t4,a0,t4##ty=i64
;; selectif_spectre_guard t2,t1,t0##test=t4
;; sb a1,0(t2)
;; lui a3,65535
;; addi a3,a3,4095
;; ugt a3,a0,a3##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a0
;; lui a4,1
;; add a2,a2,a4
;; li a4,0
;; andi t4,a3,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a4,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; sb a1,0(t3)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; lui t4,65535
;; addi t4,t4,4095
;; ld t0,0(a1)
;; add t0,t0,a0
;; lui t1,1
;; add t0,t0,t1
;; li t1,0
;; ugt t4,a0,t4##ty=i64
;; selectif_spectre_guard t2,t1,t0##test=t4
;; lbu a0,0(t2)
;; lui a2,65535
;; addi a2,a2,4095
;; ugt a3,a0,a2##ty=i64
;; ld a2,0(a1)
;; add a2,a2,a0
;; lui a4,1
;; add a2,a2,a4
;; li a4,0
;; andi t4,a3,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a4,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; lbu a0,0(t3)
;; j label1
;; block1:
;; ret

View File

@@ -39,28 +39,42 @@
;; function u0:0:
;; block0:
;; lui a7,65536
;; addi a7,a7,4092
;; ld t3,0(a2)
;; add t3,t3,a0
;; li t4,0
;; ugt a7,a0,a7##ty=i64
;; selectif_spectre_guard t0,t4,t3##test=a7
;; sw a1,0(t0)
;; mv a4,a2
;; lui a2,65536
;; addi a2,a2,4092
;; ugt a2,a0,a2##ty=i64
;; ld a3,0(a4)
;; add a0,a3,a0
;; li a3,0
;; andi a7,a2,255
;; sltu t4,zero,a7
;; sub t1,zero,t4
;; and a2,a3,t1
;; not a3,t1
;; and a4,a0,a3
;; or a6,a2,a4
;; sw a1,0(a6)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; lui a7,65536
;; addi a7,a7,4092
;; ld t3,0(a1)
;; add t3,t3,a0
;; li t4,0
;; ugt a7,a0,a7##ty=i64
;; selectif_spectre_guard t0,t4,t3##test=a7
;; lw a0,0(t0)
;; mv a4,a1
;; lui a1,65536
;; addi a1,a1,4092
;; ugt a1,a0,a1##ty=i64
;; ld a2,0(a4)
;; add a0,a2,a0
;; li a2,0
;; andi a7,a1,255
;; sltu t4,zero,a7
;; sub t1,zero,t4
;; and a1,a2,t1
;; not a2,t1
;; and a4,a0,a2
;; or a6,a1,a4
;; lw a0,0(a6)
;; j label1
;; block1:
;; ret

View File

@@ -39,32 +39,44 @@
;; function u0:0:
;; block0:
;; lui t4,65535
;; addi t4,t4,4092
;; ld t0,0(a2)
;; add t0,t0,a0
;; lui t1,1
;; add t0,t0,t1
;; li t1,0
;; ugt t4,a0,t4##ty=i64
;; selectif_spectre_guard t2,t1,t0##test=t4
;; sw a1,0(t2)
;; lui a3,65535
;; addi a3,a3,4092
;; ugt a3,a0,a3##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a0
;; lui a4,1
;; add a2,a2,a4
;; li a4,0
;; andi t4,a3,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a4,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; sw a1,0(t3)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; lui t4,65535
;; addi t4,t4,4092
;; ld t0,0(a1)
;; add t0,t0,a0
;; lui t1,1
;; add t0,t0,t1
;; li t1,0
;; ugt t4,a0,t4##ty=i64
;; selectif_spectre_guard t2,t1,t0##test=t4
;; lw a0,0(t2)
;; lui a2,65535
;; addi a2,a2,4092
;; ugt a3,a0,a2##ty=i64
;; ld a2,0(a1)
;; add a2,a2,a0
;; lui a4,1
;; add a2,a2,a4
;; li a4,0
;; andi t4,a3,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a4,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; lw a0,0(t3)
;; j label1
;; block1:
;; ret

View File

@@ -39,28 +39,42 @@
;; function u0:0:
;; block0:
;; lui a7,65536
;; addi a7,a7,4095
;; ld t3,0(a2)
;; add t3,t3,a0
;; li t4,0
;; ugt a7,a0,a7##ty=i64
;; selectif_spectre_guard t0,t4,t3##test=a7
;; sb a1,0(t0)
;; mv a4,a2
;; lui a2,65536
;; addi a2,a2,4095
;; ugt a2,a0,a2##ty=i64
;; ld a3,0(a4)
;; add a0,a3,a0
;; li a3,0
;; andi a7,a2,255
;; sltu t4,zero,a7
;; sub t1,zero,t4
;; and a2,a3,t1
;; not a3,t1
;; and a4,a0,a3
;; or a6,a2,a4
;; sb a1,0(a6)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; lui a7,65536
;; addi a7,a7,4095
;; ld t3,0(a1)
;; add t3,t3,a0
;; li t4,0
;; ugt a7,a0,a7##ty=i64
;; selectif_spectre_guard t0,t4,t3##test=a7
;; lbu a0,0(t0)
;; mv a4,a1
;; lui a1,65536
;; addi a1,a1,4095
;; ugt a1,a0,a1##ty=i64
;; ld a2,0(a4)
;; add a0,a2,a0
;; li a2,0
;; andi a7,a1,255
;; sltu t4,zero,a7
;; sub t1,zero,t4
;; and a1,a2,t1
;; not a2,t1
;; and a4,a0,a2
;; or a6,a1,a4
;; lbu a0,0(a6)
;; j label1
;; block1:
;; ret

View File

@@ -39,32 +39,44 @@
;; function u0:0:
;; block0:
;; lui t4,65535
;; addi t4,t4,4095
;; ld t0,0(a2)
;; add t0,t0,a0
;; lui t1,1
;; add t0,t0,t1
;; li t1,0
;; ugt t4,a0,t4##ty=i64
;; selectif_spectre_guard t2,t1,t0##test=t4
;; sb a1,0(t2)
;; lui a3,65535
;; addi a3,a3,4095
;; ugt a3,a0,a3##ty=i64
;; ld a2,0(a2)
;; add a2,a2,a0
;; lui a4,1
;; add a2,a2,a4
;; li a4,0
;; andi t4,a3,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a4,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; sb a1,0(t3)
;; j label1
;; block1:
;; ret
;;
;; function u0:1:
;; block0:
;; lui t4,65535
;; addi t4,t4,4095
;; ld t0,0(a1)
;; add t0,t0,a0
;; lui t1,1
;; add t0,t0,t1
;; li t1,0
;; ugt t4,a0,t4##ty=i64
;; selectif_spectre_guard t2,t1,t0##test=t4
;; lbu a0,0(t2)
;; lui a2,65535
;; addi a2,a2,4095
;; ugt a3,a0,a2##ty=i64
;; ld a2,0(a1)
;; add a2,a2,a0
;; lui a4,1
;; add a2,a2,a4
;; li a4,0
;; andi t4,a3,255
;; sltu t1,zero,t4
;; sub a0,zero,t1
;; and a3,a4,a0
;; not a4,a0
;; and a6,a2,a4
;; or t3,a3,a6
;; lbu a0,0(t3)
;; j label1
;; block1:
;; ret

View File

@@ -4,6 +4,7 @@ set enable_llvm_abi_extensions=true
target aarch64
target s390x
target x86_64
target riscv64
function %select_spectre_guard_i8_eq(i8, i8, i8) -> i8 {
block0(v0: i8, v1: i8, v2: i8):