llvm/test/CodeGen/R600/zero_extend.ll
Tom Stellard 8cd70d3a5b R600/SI: Custom lower i64 ZERO_EXTEND
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187580 91177308-0d34-0410-b5e6-96231b3b80d8
2013-08-01 15:23:26 +00:00

19 lines
572 B
LLVM

; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s --check-prefix=R600-CHECK
; RUN: llc < %s -march=r600 -mcpu=SI | FileCheck %s --check-prefix=SI-CHECK
; R600-CHECK: @test
; R600-CHECK: RAT_WRITE_CACHELESS_32_eg
; R600-CHECK: RAT_WRITE_CACHELESS_32_eg
; SI-CHECK: @test
; SI-CHECK: V_MOV_B32_e32 [[ZERO:VGPR[0-9]]], 0
; SI-CHECK: BUFFER_STORE_DWORDX2 VGPR0_[[ZERO]]
define void @test(i64 addrspace(1)* %out, i32 %a, i32 %b, i32 %c) {
entry:
%0 = mul i32 %a, %b
%1 = add i32 %0, %c
%2 = zext i32 %1 to i64
store i64 %2, i64 addrspace(1)* %out
ret void
}