| Wei Ding | 0526e7f | 2016-06-22 18:51:08 +0000 | [diff] [blame^] | 1 | ; RUN: llc -mtriple=amdgcn--amdhsa -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s |
| 2 | |
| 3 | declare i32 @llvm.amdgcn.workitem.id.x() #0 |
| 4 | ; GCN-LABEL: {{^}}convergent_inlineasm: |
| 5 | ; GCN: BB#0: |
| 6 | ; GCN: v_cmp_ne_i32_e64 |
| 7 | ; GCN: BB#1: |
| 8 | define void @convergent_inlineasm(i64 addrspace(1)* nocapture %arg) { |
| 9 | bb: |
| 10 | %tmp = call i32 @llvm.amdgcn.workitem.id.x() |
| 11 | %tmp1 = tail call i64 asm "v_cmp_ne_i32_e64 $0, 0, $1", "=s,v"(i32 1) #1 |
| 12 | %tmp2 = icmp eq i32 %tmp, 8 |
| 13 | br i1 %tmp2, label %bb3, label %bb5 |
| 14 | |
| 15 | bb3: ; preds = %bb |
| 16 | %tmp4 = getelementptr i64, i64 addrspace(1)* %arg, i32 %tmp |
| 17 | store i64 %tmp1, i64 addrspace(1)* %arg, align 8 |
| 18 | br label %bb5 |
| 19 | |
| 20 | bb5: ; preds = %bb3, %bb |
| 21 | ret void |
| 22 | } |
| 23 | |
| 24 | ; GCN-LABEL: {{^}}nonconvergent_inlineasm: |
| 25 | ; GCN: BB#1: |
| 26 | ; GCN: v_cmp_ne_i32_e64 |
| 27 | ; GCN: BB1_2: |
| 28 | define void @nonconvergent_inlineasm(i64 addrspace(1)* nocapture %arg) { |
| 29 | bb: |
| 30 | %tmp = call i32 @llvm.amdgcn.workitem.id.x() |
| 31 | %tmp1 = tail call i64 asm "v_cmp_ne_i32_e64 $0, 0, $1", "=s,v"(i32 1) |
| 32 | %tmp2 = icmp eq i32 %tmp, 8 |
| 33 | br i1 %tmp2, label %bb3, label %bb5 |
| 34 | |
| 35 | bb3: ; preds = %bb |
| 36 | %tmp4 = getelementptr i64, i64 addrspace(1)* %arg, i32 %tmp |
| 37 | store i64 %tmp1, i64 addrspace(1)* %arg, align 8 |
| 38 | br label %bb5 |
| 39 | |
| 40 | bb5: ; preds = %bb3, %bb |
| 41 | ret void |
| 42 | } |
| 43 | |
| 44 | attributes #0 = { nounwind readnone } |
| 45 | attributes #1 = { convergent nounwind readnone } |