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| author | Peter Collingbourne <peter@pcc.me.uk> | 2017-02-09 22:02:28 +0000 |
|---|---|---|
| committer | Peter Collingbourne <peter@pcc.me.uk> | 2017-02-09 22:02:28 +0000 |
| commit | ef089bdb4ba4dbeee0cd519a352fee93f3a8f09c (patch) | |
| tree | a7653d8e92d3f9dc3faac956972b23b163bb7eed /llvm/test | |
| parent | 0699ef39ce8498ea6ee625babfefabd3f648776a (diff) | |
| download | bcm5719-llvm-ef089bdb4ba4dbeee0cd519a352fee93f3a8f09c.tar.gz bcm5719-llvm-ef089bdb4ba4dbeee0cd519a352fee93f3a8f09c.zip | |
X86: Introduce relocImm-based patterns for cmp.
Differential Revision: https://reviews.llvm.org/D28690
llvm-svn: 294636
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/CodeGen/X86/absolute-cmp.ll | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/absolute-cmp.ll b/llvm/test/CodeGen/X86/absolute-cmp.ll new file mode 100644 index 00000000000..01e8a90177c --- /dev/null +++ b/llvm/test/CodeGen/X86/absolute-cmp.ll @@ -0,0 +1,39 @@ +; RUN: llc < %s | FileCheck %s +; RUN: llc -relocation-model=pic < %s | FileCheck %s + +target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-unknown-linux-gnu" + +@cmp8 = external hidden global i8, !absolute_symbol !0 +@cmp32 = external hidden global i8, !absolute_symbol !1 + +declare void @f() + +define void @foo8(i64 %val) { + ; CHECK: cmpq $cmp8@ABS8, %rdi + %cmp = icmp ule i64 %val, ptrtoint (i8* @cmp8 to i64) + br i1 %cmp, label %t, label %f + +t: + call void @f() + ret void + +f: + ret void +} + +define void @foo32(i64 %val) { + ; CHECK: cmpq $cmp32, %rdi + %cmp = icmp ule i64 %val, ptrtoint (i8* @cmp32 to i64) + br i1 %cmp, label %t, label %f + +t: + call void @f() + ret void + +f: + ret void +} + +!0 = !{i64 0, i64 128} +!1 = !{i64 0, i64 2147483648} |
