diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2011-05-02 19:34:44 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2011-05-02 19:34:44 +0000 |
| commit | 6b943ff3a3f8617113ecbf611cf0f8957e4e19d2 (patch) | |
| tree | fc5f365fb9035b2d0c622bbf06c9bbe8627d7279 /test/CodeGen/X86/h-registers-0.ll | |
| parent | d0e4e96dc17a6c1c6de3340842c80f0e187ba349 (diff) | |
Notes
Diffstat (limited to 'test/CodeGen/X86/h-registers-0.ll')
| -rw-r--r-- | test/CodeGen/X86/h-registers-0.ll | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/test/CodeGen/X86/h-registers-0.ll b/test/CodeGen/X86/h-registers-0.ll index e84bb9a34a26..cdc75af92e43 100644 --- a/test/CodeGen/X86/h-registers-0.ll +++ b/test/CodeGen/X86/h-registers-0.ll @@ -1,4 +1,5 @@ -; RUN: llc < %s -march=x86-64 | FileCheck %s -check-prefix=X86-64 +; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s -check-prefix=X86-64 +; RUN: llc < %s -mtriple=x86_64-win32 | FileCheck %s -check-prefix=WIN64 ; RUN: llc < %s -march=x86 | FileCheck %s -check-prefix=X86-32 ; Use h registers. On x86-64, codegen doesn't support general allocation @@ -9,6 +10,12 @@ define void @bar64(i64 inreg %x, i8* inreg %p) nounwind { ; X86-64: shrq $8, %rdi ; X86-64: incb %dil +; See FIXME: on regclass GR8. +; It could be optimally transformed like; incb %ch; movb %ch, (%rdx) +; WIN64: bar64: +; WIN64: shrq $8, %rcx +; WIN64: incb %cl + ; X86-32: bar64: ; X86-32: incb %ah %t0 = lshr i64 %x, 8 @@ -23,6 +30,10 @@ define void @bar32(i32 inreg %x, i8* inreg %p) nounwind { ; X86-64: shrl $8, %edi ; X86-64: incb %dil +; WIN64: bar32: +; WIN64: shrl $8, %ecx +; WIN64: incb %cl + ; X86-32: bar32: ; X86-32: incb %ah %t0 = lshr i32 %x, 8 @@ -37,6 +48,10 @@ define void @bar16(i16 inreg %x, i8* inreg %p) nounwind { ; X86-64: shrl $8, %edi ; X86-64: incb %dil +; WIN64: bar16: +; WIN64: shrl $8, %ecx +; WIN64: incb %cl + ; X86-32: bar16: ; X86-32: incb %ah %t0 = lshr i16 %x, 8 @@ -51,6 +66,9 @@ define i64 @qux64(i64 inreg %x) nounwind { ; X86-64: movq %rdi, %rax ; X86-64: movzbl %ah, %eax +; WIN64: qux64: +; WIN64: movzbl %ch, %eax + ; X86-32: qux64: ; X86-32: movzbl %ah, %eax %t0 = lshr i64 %x, 8 @@ -63,6 +81,9 @@ define i32 @qux32(i32 inreg %x) nounwind { ; X86-64: movl %edi, %eax ; X86-64: movzbl %ah, %eax +; WIN64: qux32: +; WIN64: movzbl %ch, %eax + ; X86-32: qux32: ; X86-32: movzbl %ah, %eax %t0 = lshr i32 %x, 8 @@ -75,6 +96,9 @@ define i16 @qux16(i16 inreg %x) nounwind { ; X86-64: movl %edi, %eax ; X86-64: movzbl %ah, %eax +; WIN64: qux16: +; WIN64: movzbl %ch, %eax + ; X86-32: qux16: ; X86-32: movzbl %ah, %eax %t0 = lshr i16 %x, 8 |