Eli Bendersky | 9966b26 | 2014-04-03 17:51:58 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -instcombine -S | FileCheck %s |
Nadav Rotem | a069c6c | 2011-04-05 14:29:52 +0000 | [diff] [blame] | 2 | |
Nadav Rotem | cc771ac | 2011-04-06 11:18:29 +0000 | [diff] [blame] | 3 | 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-n8:16:32:64" |
| 4 | target triple = "x86_64-pc-win32" |
| 5 | |
Nadav Rotem | a069c6c | 2011-04-05 14:29:52 +0000 | [diff] [blame] | 6 | %myStruct = type { float, [3 x float], [4 x float], i32 } |
| 7 | |
| 8 | ; make sure that we are not crashing when creating an illegal type |
| 9 | define void @func(%myStruct addrspace(1)* nocapture %p) nounwind { |
| 10 | ST: |
| 11 | %A = getelementptr inbounds %myStruct addrspace(1)* %p, i64 0 |
Matt Arsenault | b03bd4d | 2013-11-15 01:34:59 +0000 | [diff] [blame] | 12 | %B = addrspacecast %myStruct addrspace(1)* %A to %myStruct* |
Nadav Rotem | a069c6c | 2011-04-05 14:29:52 +0000 | [diff] [blame] | 13 | %C = getelementptr inbounds %myStruct* %B, i32 0, i32 1 |
| 14 | %D = getelementptr inbounds [3 x float]* %C, i32 0, i32 2 |
| 15 | %E = load float* %D, align 4 |
| 16 | %F = fsub float %E, undef |
| 17 | ret void |
| 18 | } |
| 19 | |
Eli Bendersky | 9966b26 | 2014-04-03 17:51:58 +0000 | [diff] [blame] | 20 | @array = internal addrspace(3) global [256 x float] zeroinitializer, align 4 |
| 21 | @scalar = internal addrspace(3) global float 0.000000e+00, align 4 |
| 22 | |
| 23 | define void @keep_necessary_addrspacecast(i64 %i, float** %out0, float** %out1) { |
| 24 | entry: |
| 25 | ; CHECK-LABEL: @keep_necessary_addrspacecast |
| 26 | %0 = getelementptr [256 x float]* addrspacecast ([256 x float] addrspace(3)* @array to [256 x float]*), i64 0, i64 %i |
| 27 | ; CHECK: addrspacecast float addrspace(3)* %{{[0-9]+}} to float* |
| 28 | %1 = getelementptr [0 x float]* addrspacecast (float addrspace(3)* @scalar to [0 x float]*), i64 0, i64 %i |
| 29 | ; CHECK: addrspacecast float addrspace(3)* %{{[0-9]+}} to float* |
| 30 | store float* %0, float** %out0, align 4 |
| 31 | store float* %1, float** %out1, align 4 |
| 32 | ret void |
| 33 | } |
| 34 | |