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author | Krzysztof Parzyszek <kparzysz@codeaurora.org> | 2013-01-08 18:02:19 -0600 |
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committer | Abdoulaye Walsimou Gaye <awg@embtoolkit.org> | 2013-01-13 12:27:30 +0100 |
commit | 19e7d419f9d3b5cc9333b58859d9e215c8c40150 (patch) | |
tree | 0672cfcca59b4974422bd11428c94af048039111 /test/CodeGen/Generic/inline-asm-mem-clobber.ll | |
parent | ab38b966e20ecfc5ea0fd6ea1576eb8925071a62 (diff) | |
download | llvm-embtoolkit-1.1.0.tar.gz llvm-embtoolkit-1.1.0.tar.bz2 llvm-embtoolkit-1.1.0.tar.xz |
Properly recognize "memory" constraint in clobber list of inline asm.embtoolkit-1.1.0
Signed-off-by: Abdoulaye Walsimou Gaye <awg@embtoolkit.org>
Diffstat (limited to 'test/CodeGen/Generic/inline-asm-mem-clobber.ll')
-rw-r--r-- | test/CodeGen/Generic/inline-asm-mem-clobber.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/CodeGen/Generic/inline-asm-mem-clobber.ll b/test/CodeGen/Generic/inline-asm-mem-clobber.ll new file mode 100644 index 0000000000..e523d031dc --- /dev/null +++ b/test/CodeGen/Generic/inline-asm-mem-clobber.ll @@ -0,0 +1,21 @@ +; RUN: llc -O2 < %s | FileCheck %s + +@G = common global i32 0, align 4 + +define i32 @foo(i8* %p) nounwind uwtable { +entry: + %p.addr = alloca i8*, align 8 + %rv = alloca i32, align 4 + store i8* %p, i8** %p.addr, align 8 + store i32 0, i32* @G, align 4 + %0 = load i8** %p.addr, align 8 +; CHECK: blah + %1 = call i32 asm "blah", "=r,r,~{memory}"(i8* %0) nounwind +; CHECK: @G + store i32 %1, i32* %rv, align 4 + %2 = load i32* %rv, align 4 + %3 = load i32* @G, align 4 + %add = add nsw i32 %2, %3 + ret i32 %add +} + |