| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -constprop -S -o - | FileCheck %s |
| |
| ; Testcase that verify that we don't get a faulty bitcast that cast between |
| ; different sizes. |
| |
| %rec8 = type { i16 } |
| @a = global [1 x %rec8] zeroinitializer |
| |
| define <2 x i16*> @test_gep() { |
| ; CHECK-LABEL: @test_gep( |
| ; CHECK-NEXT: ret <2 x i16*> <i16* getelementptr inbounds (%rec8, %rec8* extractelement (<2 x %rec8*> getelementptr ([1 x %rec8], [1 x %rec8]* @a, <2 x i64> zeroinitializer, <2 x i64> zeroinitializer), i32 0), i32 0, i32 0), i16* getelementptr inbounds (%rec8, %rec8* extractelement (<2 x %rec8*> getelementptr ([1 x %rec8], [1 x %rec8]* @a, <2 x i64> zeroinitializer, <2 x i64> zeroinitializer), i32 1), i32 0, i32 0)> |
| ; |
| %A = getelementptr [1 x %rec8], [1 x %rec8]* @a, <2 x i16> zeroinitializer, <2 x i64> zeroinitializer |
| %B = bitcast <2 x %rec8*> %A to <2 x i16*> |
| ret <2 x i16*> %B |
| } |
| |
| ; Testcase that verify the cast-of-cast when the outer/second cast is to a |
| ; vector type. |
| |
| define <4 x i16> @test_mmx_const() { |
| ; CHECK-LABEL: @test_mmx_const( |
| ; CHECK-NEXT: ret <4 x i16> zeroinitializer |
| ; |
| %A = bitcast <2 x i32> zeroinitializer to x86_mmx |
| %B = bitcast x86_mmx %A to <4 x i16> |
| ret <4 x i16> %B |
| } |