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authorChris Lattner <sabre@nondot.org>2007-11-04 06:51:12 +0000
committerChris Lattner <sabre@nondot.org>2007-11-04 06:51:12 +0000
commit296160d4434b13d4d828dba535c81dea1712632f (patch)
treec77dc431f418d61cd8609e1f96810506bc082570 /llvm/test/CodeGen/X86/2007-11-03-x86-64-q-constraint.ll
parentce8c62665ae132494130a0c580099b879a6457fd (diff)
downloadbcm5719-llvm-296160d4434b13d4d828dba535c81dea1712632f.tar.gz
bcm5719-llvm-296160d4434b13d4d828dba535c81dea1712632f.zip
Fix PR1763 by allowing the 'q' constraint to work with 64-bit
regs on x86-64. llvm-svn: 43669
Diffstat (limited to 'llvm/test/CodeGen/X86/2007-11-03-x86-64-q-constraint.ll')
-rw-r--r--llvm/test/CodeGen/X86/2007-11-03-x86-64-q-constraint.ll9
1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/2007-11-03-x86-64-q-constraint.ll b/llvm/test/CodeGen/X86/2007-11-03-x86-64-q-constraint.ll
new file mode 100644
index 00000000000..ffa6e44d1cb
--- /dev/null
+++ b/llvm/test/CodeGen/X86/2007-11-03-x86-64-q-constraint.ll
@@ -0,0 +1,9 @@
+; RUN: llvm-as < %s | llc
+; PR1763
+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-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
+target triple = "x86_64-unknown-linux-gnu"
+
+define void @yield() {
+ %tmp9 = call i64 asm sideeffect "xchgb ${0:b},$1", "=q,*m,0,~{dirflag},~{fpsr},~{flags},~{memory}"( i64* null, i64 0 ) ; <i64>
+ ret void
+}
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