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x64: port load to ISLE (#3993)

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This change moves the majority of the lowerings for CLIF's `load`
instruction over to ISLE. To do so, it also migrates the previous
mechanism for creating an `Amode` (`lower_to_amode`) to several ISLE
rules (see `to_amode`).
This commit is contained in:
Andrew Brown
2022-04-07 18:31:22 -07:00
committed by GitHub
parent 76f7cde673
commit f62199da8c
12 changed files with 1726 additions and 806 deletions
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2
cranelift/codegen/src/isa/aarch64/lower/isle/generated_code.manifest
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@@ -1,4 +1,4 @@
src/clif.isle 443b34b797fc8ace
src/prelude.isle 74d9514ac948e163
src/prelude.isle c0751050a11e2686
src/isa/aarch64/inst.isle 19ccefb6a496d392
src/isa/aarch64/lower.isle d88b62dd6b40622

30
cranelift/codegen/src/isa/aarch64/lower/isle/generated_code.rs generated
View File

@@ -55,6 +55,7 @@ pub trait Context {
fn ty_32_or_64(&mut self, arg0: Type) -> Option<Type>;
fn ty_8_or_16(&mut self, arg0: Type) -> Option<Type>;
fn ty_int_bool_64(&mut self, arg0: Type) -> Option<Type>;
fn ty_int_bool_ref_64(&mut self, arg0: Type) -> Option<Type>;
fn ty_int_bool_128(&mut self, arg0: Type) -> Option<Type>;
fn ty_scalar_float(&mut self, arg0: Type) -> Option<Type>;
fn ty_vec128(&mut self, arg0: Type) -> Option<Type>;
@@ -76,6 +77,7 @@ pub trait Context {
fn value_type(&mut self, arg0: Value) -> Type;
fn multi_lane(&mut self, arg0: Type) -> Option<(u8, u16)>;
fn def_inst(&mut self, arg0: Value) -> Option<Inst>;
fn offset32_to_u32(&mut self, arg0: Offset32) -> u32;
fn emit(&mut self, arg0: &MInst) -> Unit;
fn emit_safepoint(&mut self, arg0: &MInst) -> Unit;
fn trap_code_division_by_zero(&mut self) -> TrapCode;
@@ -130,13 +132,13 @@ pub trait Context {
fn rotr_opposite_amount(&mut self, arg0: Type, arg1: ImmShift) -> ImmShift;
}
/// Internal type SideEffectNoResult: defined at src/prelude.isle line 397.
/// Internal type SideEffectNoResult: defined at src/prelude.isle line 405.
#[derive(Clone, Debug)]
pub enum SideEffectNoResult {
Inst { inst: MInst },
}
/// Internal type ProducesFlags: defined at src/prelude.isle line 419.
/// Internal type ProducesFlags: defined at src/prelude.isle line 427.
#[derive(Clone, Debug)]
pub enum ProducesFlags {
ProducesFlagsSideEffect { inst: MInst },
@@ -144,7 +146,7 @@ pub enum ProducesFlags {
ProducesFlagsReturnsResultWithConsumer { inst: MInst, result: Reg },
}
/// Internal type ConsumesFlags: defined at src/prelude.isle line 430.
/// Internal type ConsumesFlags: defined at src/prelude.isle line 438.
#[derive(Clone, Debug)]
pub enum ConsumesFlags {
ConsumesFlagsReturnsResultWithProducer {
@@ -1086,7 +1088,7 @@ pub fn constructor_side_effect<C: Context>(
inst: ref pattern1_0,
} = pattern0_0
{
// Rule at src/prelude.isle line 402.
// Rule at src/prelude.isle line 410.
let expr0_0 = C::emit(ctx, pattern1_0);
let expr1_0 = C::output_none(ctx);
return Some(expr1_0);
@@ -1104,7 +1106,7 @@ pub fn constructor_safepoint<C: Context>(
inst: ref pattern1_0,
} = pattern0_0
{
// Rule at src/prelude.isle line 408.
// Rule at src/prelude.isle line 416.
let expr0_0 = C::emit_safepoint(ctx, pattern1_0);
let expr1_0 = C::output_none(ctx);
return Some(expr1_0);
@@ -1123,7 +1125,7 @@ pub fn constructor_produces_flags_get_reg<C: Context>(
result: pattern1_1,
} = pattern0_0
{
// Rule at src/prelude.isle line 446.
// Rule at src/prelude.isle line 454.
return Some(pattern1_1);
}
return None;
@@ -1140,7 +1142,7 @@ pub fn constructor_produces_flags_ignore<C: Context>(
inst: ref pattern1_0,
result: pattern1_1,
} => {
// Rule at src/prelude.isle line 451.
// Rule at src/prelude.isle line 459.
let expr0_0 = ProducesFlags::ProducesFlagsSideEffect {
inst: pattern1_0.clone(),
};
@@ -1150,7 +1152,7 @@ pub fn constructor_produces_flags_ignore<C: Context>(
inst: ref pattern1_0,
result: pattern1_1,
} => {
// Rule at src/prelude.isle line 453.
// Rule at src/prelude.isle line 461.
let expr0_0 = ProducesFlags::ProducesFlagsSideEffect {
inst: pattern1_0.clone(),
};
@@ -1179,7 +1181,7 @@ pub fn constructor_consumes_flags_concat<C: Context>(
result: pattern3_1,
} = pattern2_0
{
// Rule at src/prelude.isle line 460.
// Rule at src/prelude.isle line 468.
let expr0_0 = C::value_regs(ctx, pattern1_1, pattern3_1);
let expr1_0 = ConsumesFlags::ConsumesFlagsTwiceReturnsValueRegs {
inst1: pattern1_0.clone(),
@@ -1209,7 +1211,7 @@ pub fn constructor_with_flags<C: Context>(
inst: ref pattern3_0,
result: pattern3_1,
} => {
// Rule at src/prelude.isle line 485.
// Rule at src/prelude.isle line 493.
let expr0_0 = C::emit(ctx, pattern1_0);
let expr1_0 = C::emit(ctx, pattern3_0);
let expr2_0 = C::value_reg(ctx, pattern3_1);
@@ -1220,7 +1222,7 @@ pub fn constructor_with_flags<C: Context>(
inst2: ref pattern3_1,
result: pattern3_2,
} => {
// Rule at src/prelude.isle line 491.
// Rule at src/prelude.isle line 499.
let expr0_0 = C::emit(ctx, pattern1_0);
let expr1_0 = C::emit(ctx, pattern3_0);
let expr2_0 = C::emit(ctx, pattern3_1);
@@ -1233,7 +1235,7 @@ pub fn constructor_with_flags<C: Context>(
inst4: ref pattern3_3,
result: pattern3_4,
} => {
// Rule at src/prelude.isle line 503.
// Rule at src/prelude.isle line 511.
let expr0_0 = C::emit(ctx, pattern1_0);
let expr1_0 = C::emit(ctx, pattern3_0);
let expr2_0 = C::emit(ctx, pattern3_1);
@@ -1254,7 +1256,7 @@ pub fn constructor_with_flags<C: Context>(
result: pattern3_1,
} = pattern2_0
{
// Rule at src/prelude.isle line 479.
// Rule at src/prelude.isle line 487.
let expr0_0 = C::emit(ctx, pattern1_0);
let expr1_0 = C::emit(ctx, pattern3_0);
let expr2_0 = C::value_regs(ctx, pattern1_1, pattern3_1);
@@ -1274,7 +1276,7 @@ pub fn constructor_with_flags_reg<C: Context>(
) -> Option<Reg> {
let pattern0_0 = arg0;
let pattern1_0 = arg1;
// Rule at src/prelude.isle line 520.
// Rule at src/prelude.isle line 528.
let expr0_0 = constructor_with_flags(ctx, pattern0_0, pattern1_0)?;
let expr1_0: usize = 0;
let expr2_0 = C::value_regs_get(ctx, expr0_0, expr1_0);