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llvm-mirror/test/CodeGen/R600/bitcast.ll
Tom Stellard 5d16e4f78e R600/SI: Allow conversion between v32i8 and v8i32
Patch by: Marek Olšák

Signed-off-by: Marek Olšák <marek.olsak@amd.com>
llvm-svn: 188420
2013-08-14 22:22:09 +00:00

22 lines
659 B
LLVM

; RUN: llc < %s -march=r600 -mcpu=SI | FileCheck %s
; This test just checks that the compiler doesn't crash.
; CHECK-LABEL: @v32i8_to_v8i32
; CHECK: S_ENDPGM
define void @v32i8_to_v8i32(<32 x i8> addrspace(2)* inreg) #0 {
entry:
%1 = load <32 x i8> addrspace(2)* %0
%2 = bitcast <32 x i8> %1 to <8 x i32>
%3 = extractelement <8 x i32> %2, i32 1
%4 = icmp ne i32 %3, 0
%5 = select i1 %4, float 0.0, float 1.0
call void @llvm.SI.export(i32 15, i32 1, i32 1, i32 0, i32 1, float %5, float %5, float %5, float %5)
ret void
}
declare void @llvm.SI.export(i32, i32, i32, i32, i32, float, float, float, float)
attributes #0 = { "ShaderType"="0" }