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Introduce globalsym_addr.

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This is an instruction used in legalization of GlobalVarData::Sym global
variables.
This commit is contained in:
Dan Gohman
2017-10-30 10:02:29 -07:00
parent cb805f704d
commit 9c54c3fff0
11 changed files with 96 additions and 9 deletions
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15
cranelift/filetests/isa/intel/binary64.cton
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@@ -14,6 +14,8 @@ function %I64() {
fn0 = function %foo()
sig0 = ()
gv0 = globalsym %some_gv
; Use incoming_arg stack slots because they won't be relocated by the frame
; layout.
ss0 = incoming_arg 8, offset 0
@@ -429,11 +431,11 @@ ebb0:
; asm: call foo
call fn0() ; bin: e8 PCRel4(fn0) 00000000
; asm: movabsq $-1, %rcx
; asm: movabsq $0, %rcx
[-,%rcx] v400 = func_addr.i64 fn0 ; bin: 48 b9 Abs8(fn0) 0000000000000000
; asm: movabsq $-1, %rsi
; asm: movabsq $0, %rsi
[-,%rsi] v401 = func_addr.i64 fn0 ; bin: 48 be Abs8(fn0) 0000000000000000
; asm: movabsq $-1, %r10
; asm: movabsq $0, %r10
[-,%r10] v402 = func_addr.i64 fn0 ; bin: 49 ba Abs8(fn0) 0000000000000000
; asm: call *%rcx
@@ -443,6 +445,13 @@ ebb0:
; asm: call *%r10
call_indirect sig0, v402() ; bin: 41 ff d2
; asm: movabsq $-1, %rcx
[-,%rcx] v450 = globalsym_addr.i64 gv0 ; bin: 48 b9 Abs8(gv0) 0000000000000000
; asm: movabsq $-1, %rsi
[-,%rsi] v451 = globalsym_addr.i64 gv0 ; bin: 48 be Abs8(gv0) 0000000000000000
; asm: movabsq $-1, %r10
[-,%r10] v452 = globalsym_addr.i64 gv0 ; bin: 49 ba Abs8(gv0) 0000000000000000
; Spill / Fill.
; asm: movq %rcx, 1032(%rsp)