Viewing file:  zero-scratch-regs-20.c (2.39 KB) -rw-r--r--
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/* { dg-do compile { target *-*-linux* } } */
/* { dg-options "-O2 -fzero-call-used-regs=all -march=corei7 -msse" } */
float
foo (float z, float y, float x)
{
return x + y;
}
/* { dg-final { scan-assembler-not "vzeroall" } } */
/* { dg-final { scan-assembler "\[a-z\]*xor\[a-z\]*\[ \t\]+%xmm0, %xmm0" { target { ia32 } } } } */
/* { dg-final { scan-assembler "\[a-z\]*xor\[a-z\]*\[ \t\]+%xmm1, %xmm1" { target { ia32 } } } } */
/* { dg-final { scan-assembler "\[a-z\]*xor\[a-z\]*\[ \t\]+%xmm2, %xmm2" { target { ia32 } } } } */
/* { dg-final { scan-assembler "\[a-z\]*xor\[a-z\]*\[ \t\]+%xmm3, %xmm3" { target { ia32 } } } } */
/* { dg-final { scan-assembler "\[a-z\]*xor\[a-z\]*\[ \t\]+%xmm4, %xmm4" { target { ia32 } } } } */
/* { dg-final { scan-assembler "\[a-z\]*xor\[a-z\]*\[ \t\]+%xmm5, %xmm5" { target { ia32 } } } } */
/* { dg-final { scan-assembler "\[a-z\]*xor\[a-z\]*\[ \t\]+%xmm6, %xmm6" { target { ia32 } } } } */
/* { dg-final { scan-assembler "\[a-z\]*xor\[a-z\]*\[ \t\]+%xmm7, %xmm7" { target { ia32 } } } } */
/* { dg-final { scan-assembler "pxor\[ \t\]+%xmm8, %xmm8" { target { ! ia32 } } } } */
/* { dg-final { scan-assembler "pxor\[ \t\]+%xmm9, %xmm9" { target { ! ia32 } } } } */
/* { dg-final { scan-assembler "pxor\[ \t\]+%xmm10, %xmm10" { target { ! ia32 } } } } */
/* { dg-final { scan-assembler "pxor\[ \t\]+%xmm11, %xmm11" { target { ! ia32 } } } } */
/* { dg-final { scan-assembler "pxor\[ \t\]+%xmm12, %xmm12" { target { ! ia32 } } } } */
/* { dg-final { scan-assembler "pxor\[ \t\]+%xmm13, %xmm13" { target { ! ia32 } } } } */
/* { dg-final { scan-assembler "pxor\[ \t\]+%xmm14, %xmm14" { target { ! ia32 } } } } */
/* { dg-final { scan-assembler "pxor\[ \t\]+%xmm15, %xmm15" { target { ! ia32 } } } } */
/* { dg-final { scan-assembler "xorl\[ \t\]+%eax, %eax" } } */
/* { dg-final { scan-assembler "xorl\[ \t\]+%edx, %edx" } } */
/* { dg-final { scan-assembler "xorl\[ \t\]+%ecx, %ecx" } } */
/* { dg-final { scan-assembler "xorl\[ \t\]+%esi, %esi" { target { ! ia32 } } } } */
/* { dg-final { scan-assembler "xorl\[ \t\]+%edi, %edi" { target { ! ia32 } } } } */
/* { dg-final { scan-assembler "xorl\[ \t\]+%r8d, %r8d" { target { ! ia32 } } } } */
/* { dg-final { scan-assembler "xorl\[ \t\]+%r9d, %r9d" { target { ! ia32 } } } } */
/* { dg-final { scan-assembler "xorl\[ \t\]+%r10d, %r10d" { target { ! ia32 } } } } */
/* { dg-final { scan-assembler "xorl\[ \t\]+%r11d, %r11d" { target { ! ia32 } } } } */
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