blob: df67fcca22febac693b43022f1314c28202fd754 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
|
; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs< %s | FileCheck -check-prefix=SI %s
; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs< %s | FileCheck -check-prefix=SI %s
; Copy VGPR -> SGPR used twice as an instruction operand, which is then
; used in an REG_SEQUENCE that also needs to be handled.
; SI-LABEL: {{^}}test_dup_operands:
; SI: v_add_i32_e32
define void @test_dup_operands(<2 x i32> addrspace(1)* noalias %out, <2 x i32> addrspace(1)* noalias %in) {
%a = load <2 x i32>, <2 x i32> addrspace(1)* %in
%lo = extractelement <2 x i32> %a, i32 0
%hi = extractelement <2 x i32> %a, i32 1
%add = add i32 %lo, %lo
%vec0 = insertelement <2 x i32> undef, i32 %add, i32 0
%vec1 = insertelement <2 x i32> %vec0, i32 %hi, i32 1
store <2 x i32> %vec1, <2 x i32> addrspace(1)* %out, align 8
ret void
}
|
