From 379a087cc7175532ff0c24c60069da5eec596879 Mon Sep 17 00:00:00 2001 From: Anton Korobeynikov Date: Tue, 25 Aug 2009 17:00:23 +0000 Subject: Provide dynamic_stackalloc lowering for MSP430. This fixes PR4769 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80001 91177308-0d34-0410-b5e6-96231b3b80d8 --- .../CodeGen/MSP430/2009-08-25-DynamicStackAlloc.ll | 30 ++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 test/CodeGen/MSP430/2009-08-25-DynamicStackAlloc.ll (limited to 'test/CodeGen/MSP430') diff --git a/test/CodeGen/MSP430/2009-08-25-DynamicStackAlloc.ll b/test/CodeGen/MSP430/2009-08-25-DynamicStackAlloc.ll new file mode 100644 index 0000000000..0ec05f75e3 --- /dev/null +++ b/test/CodeGen/MSP430/2009-08-25-DynamicStackAlloc.ll @@ -0,0 +1,30 @@ +; RUN: llvm-as < %s | llc +; PR4769 +target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8" +target triple = "msp430-generic-generic" + +define i16 @foo() nounwind readnone { +entry: + %result = alloca i16, align 1 ; [#uses=2] + volatile store i16 0, i16* %result + %tmp = volatile load i16* %result ; [#uses=1] + ret i16 %tmp +} + +define i16 @main() nounwind { +entry: + br label %while.cond + +while.cond: ; preds = %while.cond, %entry + %call = call i16 @bar() nounwind ; [#uses=1] + %tobool = icmp eq i16 %call, 0 ; [#uses=1] + br i1 %tobool, label %while.end, label %while.cond + +while.end: ; preds = %while.cond + %result.i = alloca i16, align 1 ; [#uses=2] + volatile store i16 0, i16* %result.i + %tmp.i = volatile load i16* %result.i ; [#uses=0] + ret i16 0 +} + +declare i16 @bar() -- cgit v1.2.3