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Pop and fill don't trigger StackOverflow. (#365)

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This commit is contained in:
Dan Gohman
2018-06-28 12:47:13 -07:00
committed by GitHub
parent 7bed3426a7
commit 99b9b96eee
5 changed files with 26 additions and 31 deletions
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20
cranelift/filetests/isa/x86/binary64.cton
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@@ -534,16 +534,16 @@ ebb0:
[-,ss1] v502 = spill v3 ; bin: stk_ovf 4c 89 94 24 00000408
; asm: movq 1032(%rsp), %rcx
[-,%rcx] v510 = fill v500 ; bin: stk_ovf 48 8b 8c 24 00000408
[-,%rcx] v510 = fill v500 ; bin: 48 8b 8c 24 00000408
; asm: movq 1032(%rsp), %rsi
[-,%rsi] v511 = fill v501 ; bin: stk_ovf 48 8b b4 24 00000408
[-,%rsi] v511 = fill v501 ; bin: 48 8b b4 24 00000408
; asm: movq 1032(%rsp), %r10
[-,%r10] v512 = fill v502 ; bin: stk_ovf 4c 8b 94 24 00000408
[-,%r10] v512 = fill v502 ; bin: 4c 8b 94 24 00000408
; asm: movq %rcx, 1032(%rsp)
regspill v1, %rcx -> ss1 ; bin: stk_ovf 48 89 8c 24 00000408
; asm: movq 1032(%rsp), %rcx
regfill v1, ss1 -> %rcx ; bin: stk_ovf 48 8b 8c 24 00000408
regfill v1, ss1 -> %rcx ; bin: 48 8b 8c 24 00000408
; Push and Pop
; asm: pushq %rcx
@@ -551,9 +551,9 @@ ebb0:
; asm: pushq %r10
x86_push v3 ; bin: stk_ovf 41 52
; asm: popq %rcx
[-,%rcx] v513 = x86_pop.i64 ; bin: stk_ovf 59
[-,%rcx] v513 = x86_pop.i64 ; bin: 59
; asm: popq %r10
[-,%r10] v514 = x86_pop.i64 ; bin: stk_ovf 41 5a
[-,%r10] v514 = x86_pop.i64 ; bin: 41 5a
; Adjust Stack Pointer Up
; asm: addq $64, %rsp
@@ -1192,16 +1192,16 @@ ebb0:
[-,ss1] v502 = spill v3 ; bin: stk_ovf 44 89 94 24 00000408
; asm: movl 1032(%rsp), %ecx
[-,%rcx] v510 = fill v500 ; bin: stk_ovf 8b 8c 24 00000408
[-,%rcx] v510 = fill v500 ; bin: 8b 8c 24 00000408
; asm: movl 1032(%rsp), %esi
[-,%rsi] v511 = fill v501 ; bin: stk_ovf 8b b4 24 00000408
[-,%rsi] v511 = fill v501 ; bin: 8b b4 24 00000408
; asm: movl 1032(%rsp), %r10d
[-,%r10] v512 = fill v502 ; bin: stk_ovf 44 8b 94 24 00000408
[-,%r10] v512 = fill v502 ; bin: 44 8b 94 24 00000408
; asm: movl %ecx, 1032(%rsp)
regspill v1, %rcx -> ss1 ; bin: stk_ovf 89 8c 24 00000408
; asm: movl 1032(%rsp), %ecx
regfill v1, ss1 -> %rcx ; bin: stk_ovf 8b 8c 24 00000408
regfill v1, ss1 -> %rcx ; bin: 8b 8c 24 00000408
; asm: cmpl %esi, %ecx
[-,%rflags] v520 = ifcmp v1, v2 ; bin: 39 f1