Use more sensible type for flags in asms. PR 5570.

Patch by Sylve`re Teissier (sorry, ASCII only).



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91988 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 29 insertions, 0 deletions

diff --git a/test/CodeGen/MSP430/2009-12-22-InlineAsm.ll b/test/CodeGen/MSP430/2009-12-22-InlineAsm.ll
new file mode 100644
index 0000000000..a9df1a3e97
--- /dev/null
+++ b/test/CodeGen/MSP430/2009-12-22-InlineAsm.ll
@@ -0,0 +1,29 @@
+; RUN: llc < %s
+; PR 5570
+; ModuleID = 'test.c'
+target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8-n8:16"
+target triple = "msp430-unknown-unknown"
+
+@buf = common global [10 x i8] zeroinitializer, align 1 ; <[10 x i8]*> [#uses=2]
+
+define i16 @main() noreturn nounwind {
+entry:
+  %0 = tail call i8* asm "", "=r,0"(i8* getelementptr inbounds ([10 x i8]* @buf, i16 0, i16 0)) nounwind ; <i8*> [#uses=1]
+  %sub.ptr = getelementptr inbounds i8* %0, i16 1 ; <i8*> [#uses=1]
+  %sub.ptr.lhs.cast = ptrtoint i8* %sub.ptr to i16 ; <i16> [#uses=1]
+  %sub.ptr.sub = sub i16 %sub.ptr.lhs.cast, ptrtoint ([10 x i8]* @buf to i16) ; <i16> [#uses=1]
+  %cmp = icmp eq i16 %sub.ptr.sub, 1              ; <i1> [#uses=1]
+  br i1 %cmp, label %bar.exit, label %if.then.i
+
+if.then.i:                                        ; preds = %entry
+  tail call void @abort() nounwind
+  br label %bar.exit
+
+bar.exit:                                         ; preds = %entry, %if.then.i
+  tail call void @exit(i16 0) nounwind
+  unreachable
+}
+
+declare void @exit(i16) noreturn
+
+declare void @abort()