Mercurial > hg > CbC > CbC_llvm
diff test/CodeGen/PowerPC/mcm-10.ll @ 0:95c75e76d11b LLVM3.4
LLVM 3.4
author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
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date | Thu, 12 Dec 2013 13:56:28 +0900 |
parents | |
children | 54457678186b |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/CodeGen/PowerPC/mcm-10.ll Thu Dec 12 13:56:28 2013 +0900 @@ -0,0 +1,25 @@ +; RUN: llc -mcpu=pwr7 -O1 -code-model=medium <%s | FileCheck %s + +; Test peephole optimization for medium code model (32-bit TOC offsets) +; for loading and storing a static variable scoped to a function. + +target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64" +target triple = "powerpc64-unknown-linux-gnu" + +@test_fn_static.si = internal global i32 0, align 4 + +define signext i32 @test_fn_static() nounwind { +entry: + %0 = load i32* @test_fn_static.si, align 4 + %inc = add nsw i32 %0, 1 + store i32 %inc, i32* @test_fn_static.si, align 4 + ret i32 %0 +} + +; CHECK-LABEL: test_fn_static: +; CHECK: addis [[REG1:[0-9]+]], 2, [[VAR:[a-z0-9A-Z_.]+]]@toc@ha +; CHECK: lwz {{[0-9]+}}, [[VAR]]@toc@l([[REG1]]) +; CHECK: stw {{[0-9]+}}, [[VAR]]@toc@l([[REG1]]) +; CHECK: .type [[VAR]],@object +; CHECK: .local [[VAR]] +; CHECK: .comm [[VAR]],4,4