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llvm-mirror/test/CodeGen/R600/i1-copy-phi.ll
Tom Stellard 342e72a308 R600/SI: Add a stub GCNTargetMachine
This is equivalent to the AMDGPUTargetMachine now, but it is the
starting point for separating R600 and GCN functionality into separate
targets.

It is recommened that users start using the gcn triple for GCN-based
GPUs, because using the r600 triple for these GPUs will be deprecated in
the future.

llvm-svn: 225277
2015-01-06 18:00:21 +00:00

30 lines
881 B
LLVM

; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
; SI-LABEL: {{^}}br_i1_phi:
; SI: v_mov_b32_e32 [[REG:v[0-9]+]], 0{{$}}
; SI: s_and_saveexec_b64
; SI: s_xor_b64
; SI: v_mov_b32_e32 [[REG]], -1{{$}}
; SI: v_cmp_ne_i32_e64 {{s\[[0-9]+:[0-9]+\]}}, [[REG]], 0
; SI: s_and_saveexec_b64
; SI: s_xor_b64
; SI: s_endpgm
define void @br_i1_phi(i32 %arg, i1 %arg1) #0 {
bb:
br i1 %arg1, label %bb2, label %bb3
bb2: ; preds = %bb
br label %bb3
bb3: ; preds = %bb2, %bb
%tmp = phi i1 [ true, %bb2 ], [ false, %bb ]
br i1 %tmp, label %bb4, label %bb6
bb4: ; preds = %bb3
%tmp5 = mul i32 undef, %arg
br label %bb6
bb6: ; preds = %bb4, %bb3
ret void
}