llvm-6502/2008-01-06-VoidCast.ll at 5745cad86144b8a3d47f55568daff433033cf202 - llvm-6502 - Applefritter: Git

6502/llvm-6502

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Matt Arsenault f34dc428fa Change behavior of calling bitcasted alias functions.

It will now only convert the arguments / return value and call
the underlying function if the types are able to be bitcasted.
This avoids using fp<->int conversions that would occur before.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187444 91177308-0d34-0410-b5e6-96231b3b80d8

2013-07-30 20:45:05 +00:00

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 ; RUN: opt < %s -instcombine -S | FileCheck %s
 define void @f(i16 %y) {
   ret void
 }
 define i32 @g(i32 %y) {
 ; CHECK-LABEL: @g(
 ; CHECK: call i32 bitcast
   %x = call i32 bitcast (void (i16)* @f to i32 (i32)*)( i32 %y )		; <i32> [#uses=1]
   ret i32 %x
 }