1; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7 | FileCheck --check-prefix=SSE %s 2; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx | FileCheck --check-prefix=AVX %s 3 4; Every GPR should be saved - except r11 5define preserve_mostcc void @preserve_mostcc1() nounwind { 6entry: 7;SSE-LABEL: preserve_mostcc1 8;SSE: pushq %r10 9;SSE-NEXT: pushq %r9 10;SSE-NEXT: pushq %r8 11;SSE-NEXT: pushq %rdi 12;SSE-NEXT: pushq %rsi 13;SSE-NEXT: pushq %rdx 14;SSE-NEXT: pushq %rcx 15;SSE-NEXT: pushq %rax 16;SSE-NEXT: pushq %rbp 17;SSE-NEXT: pushq %r15 18;SSE-NEXT: pushq %r14 19;SSE-NEXT: pushq %r13 20;SSE-NEXT: pushq %r12 21;SSE-NEXT: pushq %rbx 22;AVX-LABEL: preserve_mostcc1 23;AVX: pushq %r10 24;AVX-NEXT: pushq %r9 25;AVX-NEXT: pushq %r8 26;AVX-NEXT: pushq %rdi 27;AVX-NEXT: pushq %rsi 28;AVX-NEXT: pushq %rdx 29;AVX-NEXT: pushq %rcx 30;AVX-NEXT: pushq %rax 31;AVX-NEXT: pushq %rbp 32;AVX-NEXT: pushq %r15 33;AVX-NEXT: pushq %r14 34;AVX-NEXT: pushq %r13 35;AVX-NEXT: pushq %r12 36;AVX-NEXT: pushq %rbx 37 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}"() 38 ret void 39} 40 41; Make sure R11 and XMMs are saved before the call 42declare preserve_mostcc void @foo(i64, i64, double, double) 43define void @preserve_mostcc2() nounwind { 44entry: 45;SSE-LABEL: preserve_mostcc2 46;SSE: movq %r11, [[REG:%[a-z0-9]+]] 47;SSE: movaps %xmm2 48;SSE: movaps %xmm3 49;SSE: movaps %xmm4 50;SSE: movaps %xmm5 51;SSE: movaps %xmm6 52;SSE: movaps %xmm7 53;SSE: movaps %xmm8 54;SSE: movaps %xmm9 55;SSE: movaps %xmm10 56;SSE: movaps %xmm11 57;SSE: movaps %xmm12 58;SSE: movaps %xmm13 59;SSE: movaps %xmm14 60;SSE: movaps %xmm15 61;SSE: movq [[REG]], %r11 62 %a0 = call i64 asm sideeffect "", "={rax}"() nounwind 63 %a1 = call i64 asm sideeffect "", "={rcx}"() nounwind 64 %a2 = call i64 asm sideeffect "", "={rdx}"() nounwind 65 %a3 = call i64 asm sideeffect "", "={r8}"() nounwind 66 %a4 = call i64 asm sideeffect "", "={r9}"() nounwind 67 %a5 = call i64 asm sideeffect "", "={r10}"() nounwind 68 %a6 = call i64 asm sideeffect "", "={r11}"() nounwind 69 %a10 = call <2 x double> asm sideeffect "", "={xmm2}"() nounwind 70 %a11 = call <2 x double> asm sideeffect "", "={xmm3}"() nounwind 71 %a12 = call <2 x double> asm sideeffect "", "={xmm4}"() nounwind 72 %a13 = call <2 x double> asm sideeffect "", "={xmm5}"() nounwind 73 %a14 = call <2 x double> asm sideeffect "", "={xmm6}"() nounwind 74 %a15 = call <2 x double> asm sideeffect "", "={xmm7}"() nounwind 75 %a16 = call <2 x double> asm sideeffect "", "={xmm8}"() nounwind 76 %a17 = call <2 x double> asm sideeffect "", "={xmm9}"() nounwind 77 %a18 = call <2 x double> asm sideeffect "", "={xmm10}"() nounwind 78 %a19 = call <2 x double> asm sideeffect "", "={xmm11}"() nounwind 79 %a20 = call <2 x double> asm sideeffect "", "={xmm12}"() nounwind 80 %a21 = call <2 x double> asm sideeffect "", "={xmm13}"() nounwind 81 %a22 = call <2 x double> asm sideeffect "", "={xmm14}"() nounwind 82 %a23 = call <2 x double> asm sideeffect "", "={xmm15}"() nounwind 83 call preserve_mostcc void @foo(i64 1, i64 2, double 3.0, double 4.0) 84 call void asm sideeffect "", "{rax},{rcx},{rdx},{r8},{r9},{r10},{r11},{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) 85 ret void 86} 87