llvm-6502/test/CodeGen/R600/zero_extend.ll
2014-04-18 00:36:21 +00:00

41 lines
1.2 KiB
LLVM

; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s --check-prefix=R600-CHECK
; RUN: llc < %s -march=r600 -mcpu=SI -verify-machineinstrs | FileCheck %s --check-prefix=SI-CHECK
; R600-CHECK: @test
; R600-CHECK: MEM_RAT_CACHELESS STORE_RAW
; R600-CHECK: MEM_RAT_CACHELESS STORE_RAW
; SI-CHECK: @test
; SI-CHECK: S_MOV_B32 [[ZERO:s[0-9]]], 0
; SI-CHECK: V_MOV_B32_e32 v[[V_ZERO:[0-9]]], [[ZERO]]
; SI-CHECK: BUFFER_STORE_DWORDX2 v[0:[[V_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
}
; SI-CHECK-LABEL: @testi1toi32
; SI-CHECK: V_CNDMASK_B32
define void @testi1toi32(i32 addrspace(1)* %out, i32 %a, i32 %b) {
entry:
%0 = icmp eq i32 %a, %b
%1 = zext i1 %0 to i32
store i32 %1, i32 addrspace(1)* %out
ret void
}
; SI-CHECK-LABEL: @zext_i1_to_i64
; SI-CHECK: V_CMP_EQ_I32
; SI-CHECK: V_CNDMASK_B32
; SI-CHECK: S_MOV_B32 s{{[0-9]+}}, 0
define void @zext_i1_to_i64(i64 addrspace(1)* %out, i32 %a, i32 %b) nounwind {
%cmp = icmp eq i32 %a, %b
%ext = zext i1 %cmp to i64
store i64 %ext, i64 addrspace(1)* %out, align 8
ret void
}