; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7 | FileCheck --check-prefixes=ALL %s
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx | FileCheck --check-prefixes=ALL,AVX %s
; Don't need to preserve registers before using them.
define preserve_nonecc double @preserve_nonecc1() nounwind {
entry:
;ALL-LABEL: preserve_nonecc1
;ALL-NOT: movq %rax
;ALL-NOT: movq %rbx
;ALL-NOT: movq %rcx
;ALL-NOT: movq %rdx
;ALL-NOT: movq %rsi
;ALL-NOT: movq %rdi
;ALL-NOT: movq %r8
;ALL-NOT: movq %r9
;ALL-NOT: movq %r10
;ALL-NOT: movq %r11
;ALL-NOT: movq %r12
;ALL-NOT: movq %r13
;ALL-NOT: movq %r14
;ALL-NOT: movq %r15
;ALL-NOT: movaps %xmm1
;ALL-NOT: movaps %xmm0
;AVX-NOT: vmovups %ymm1
;AVX-NOT: vmovups %ymm0
;ALL-NOT: movq {{.*}}, %rax
;ALL-NOT: movq {{.*}}, %rbx
;ALL-NOT: movq {{.*}}, %rcx
;ALL-NOT: movq {{.*}}, %rdx
;ALL-NOT: movq {{.*}}, %rsi
;ALL-NOT: movq {{.*}}, %rdi
;ALL-NOT: movq {{.*}}, %r8
;ALL-NOT: movq {{.*}}, %r9
;ALL-NOT: movq {{.*}}, %r10
;ALL-NOT: movq {{.*}}, %r11
;ALL-NOT: movq {{.*}}, %r12
;ALL-NOT: movq {{.*}}, %r13
;ALL-NOT: movq {{.*}}, %r14
;ALL-NOT: movq {{.*}}, %r15
;ALL-NOT: movaps {{.*}} %xmm0
;ALL-NOT: movaps {{.*}} %xmm1
;AVX-NOT: vmovups {{.*}} %ymm0
;AVX-NOT: vmovups {{.*}} %ymm1
call void asm sideeffect "", "~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15},~{rbp},~{xmm0},~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15}"()
ret double 0.
}
; Save/restore live registers across preserve_none function call.
declare preserve_nonecc double @bar_double(i64, i64)
define void @preserve_nonecc2() nounwind {
entry:
;ALL-LABEL: preserve_nonecc2
;ALL: movq %rax
;ALL: movq %rcx
;ALL: movq %rdx
;ALL: movq %r8
;ALL: movq %r9
;ALL: movq %r10
;ALL: movq %r11
;ALL: movaps %xmm0
;ALL: movaps %xmm1
;ALL: movaps %xmm2
;ALL: movaps %xmm3
;ALL: movaps %xmm4
;ALL: movaps %xmm5
;ALL: movaps %xmm6
;ALL: movaps %xmm7
;ALL: movaps %xmm8
;ALL: movaps %xmm9
;ALL: movaps %xmm10
;ALL: movaps %xmm11
;ALL: movaps %xmm12
;ALL: movaps %xmm13
;ALL: movaps %xmm14
;ALL: movaps %xmm15
;ALL: movq {{.*}}, %rax
;ALL: movq {{.*}}, %rcx
;ALL: movq {{.*}}, %rdx
;ALL: movq {{.*}}, %r8
;ALL: movq {{.*}}, %r9
;ALL: movq {{.*}}, %r10
;ALL: movq {{.*}}, %r11
;ALL: movaps {{.*}} %xmm0
;ALL: movaps {{.*}} %xmm1
;ALL: movaps {{.*}} %xmm2
;ALL: movaps {{.*}} %xmm3
;ALL: movaps {{.*}} %xmm4
;ALL: movaps {{.*}} %xmm5
;ALL: movaps {{.*}} %xmm6
;ALL: movaps {{.*}} %xmm7
;ALL: movaps {{.*}} %xmm8
;ALL: movaps {{.*}} %xmm9
;ALL: movaps {{.*}} %xmm10
;ALL: movaps {{.*}} %xmm11
;ALL: movaps {{.*}} %xmm12
;ALL: movaps {{.*}} %xmm13
;ALL: movaps {{.*}} %xmm14
;ALL: movaps {{.*}} %xmm15
%a0 = call i64 asm sideeffect "", "={rax}"() nounwind
%a1 = call i64 asm sideeffect "", "={rcx}"() nounwind
%a2 = call i64 asm sideeffect "", "={rdx}"() nounwind
%a3 = call i64 asm sideeffect "", "={r8}"() nounwind
%a4 = call i64 asm sideeffect "", "={r9}"() nounwind
%a5 = call i64 asm sideeffect "", "={r10}"() nounwind
%a6 = call i64 asm sideeffect "", "={r11}"() nounwind
%a10 = call <2 x double> asm sideeffect "", "={xmm0}"() nounwind
%a11 = call <2 x double> asm sideeffect "", "={xmm1}"() nounwind
%a12 = call <2 x double> asm sideeffect "", "={xmm2}"() nounwind
%a13 = call <2 x double> asm sideeffect "", "={xmm3}"() nounwind
%a14 = call <2 x double> asm sideeffect "", "={xmm4}"() nounwind
%a15 = call <2 x double> asm sideeffect "", "={xmm5}"() nounwind
%a16 = call <2 x double> asm sideeffect "", "={xmm6}"() nounwind
%a17 = call <2 x double> asm sideeffect "", "={xmm7}"() nounwind
%a18 = call <2 x double> asm sideeffect "", "={xmm8}"() nounwind
%a19 = call <2 x double> asm sideeffect "", "={xmm9}"() nounwind
%a20 = call <2 x double> asm sideeffect "", "={xmm10}"() nounwind
%a21 = call <2 x double> asm sideeffect "", "={xmm11}"() nounwind
%a22 = call <2 x double> asm sideeffect "", "={xmm12}"() nounwind
%a23 = call <2 x double> asm sideeffect "", "={xmm13}"() nounwind
%a24 = call <2 x double> asm sideeffect "", "={xmm14}"() nounwind
%a25 = call <2 x double> asm sideeffect "", "={xmm15}"() nounwind
call preserve_nonecc double @bar_double(i64 1, i64 2)
call void asm sideeffect "", "{rax},{rcx},{rdx},{r8},{r9},{r10},{r11},{xmm0},{xmm1},{xmm2},{xmm3},{xmm4},{xmm5},{xmm6},{xmm7},{xmm8},{xmm9},{xmm10},{xmm11},{xmm12},{xmm13},{xmm14},{xmm15}"(i64 %a0, i64 %a1, i64 %a2, i64 %a3, i64 %a4, i64 %a5, i64 %a6, <2 x double> %a10, <2 x double> %a11, <2 x double> %a12, <2 x double> %a13, <2 x double> %a14, <2 x double> %a15, <2 x double> %a16, <2 x double> %a17, <2 x double> %a18, <2 x double> %a19, <2 x double> %a20, <2 x double> %a21, <2 x double> %a22, <2 x double> %a23, <2 x double> %a24, <2 x double> %a25)
ret void
}