| Ehsan Amiri | a538b0f | 2016-08-03 18:17:35 +0000 | [diff] [blame] | 1 | ; RUN: llc -verify-machineinstrs -mcpu=pwr7 < %s | FileCheck %s |
| Tony Jiang | 8e8c444 | 2017-01-16 20:12:26 +0000 | [diff] [blame] | 2 | ; RUN: llc -verify-machineinstrs -mcpu=pwr7 -ppc-gen-isel=false < %s | FileCheck --check-prefix=CHECK-NO-ISEL %s |
| Hal Finkel | 200d2ad | 2015-01-05 21:10:24 +0000 | [diff] [blame] | 3 | target datalayout = "E-m:e-i64:64-n32:64" |
| 4 | target triple = "powerpc64-unknown-linux-gnu" |
| 5 | |
| 6 | ; Function Attrs: nounwind readnone |
| 7 | define signext i32 @foo(i32 signext %a, i32 signext %b) #0 { |
| 8 | entry: |
| 9 | %cmp = icmp slt i32 %a, %b |
| 10 | %conv = zext i1 %cmp to i32 |
| 11 | %shl = shl nuw nsw i32 %conv, 4 |
| 12 | ret i32 %shl |
| 13 | |
| 14 | ; CHECK-LABEL: @foo |
| Tony Jiang | 8e8c444 | 2017-01-16 20:12:26 +0000 | [diff] [blame] | 15 | ; CHECK-NO-ISEL-LABEL: @foo |
| Hal Finkel | 200d2ad | 2015-01-05 21:10:24 +0000 | [diff] [blame] | 16 | ; CHECK-DAG: cmpw |
| 17 | ; CHECK-DAG: li [[REG1:[0-9]+]], 0 |
| 18 | ; CHECK-DAG: li [[REG2:[0-9]+]], 16 |
| 19 | ; CHECK: isel 3, [[REG2]], [[REG1]], |
| 20 | ; CHECK: blr |
| Tony Jiang | 8e8c444 | 2017-01-16 20:12:26 +0000 | [diff] [blame] | 21 | |
| 22 | ; CHECK-NO-ISEL: bc 12, 0, [[TRUE:.LBB[0-9]+]] |
| 23 | ; CHECK-NO-ISEL: ori 3, 5, 0 |
| 24 | ; CHECK-NO-ISEL-NEXT: blr |
| 25 | ; CHECK-NO-ISEL-NEXT: [[TRUE]] |
| 26 | ; CHECK-NO-ISEL-NEXT: addi 3, 12, 0 |
| 27 | ; CHECK-NO-ISEL-NEXT: blr |
| Hal Finkel | 200d2ad | 2015-01-05 21:10:24 +0000 | [diff] [blame] | 28 | } |
| 29 | |
| 30 | ; Function Attrs: nounwind readnone |
| 31 | define signext i32 @foo2(i32 signext %a, i32 signext %b) #0 { |
| 32 | entry: |
| 33 | %cmp = icmp slt i32 %a, %b |
| 34 | %conv = zext i1 %cmp to i32 |
| 35 | %shl = shl nuw nsw i32 %conv, 4 |
| 36 | %add1 = or i32 %shl, 5 |
| 37 | ret i32 %add1 |
| 38 | |
| 39 | ; CHECK-LABEL: @foo2 |
| Tony Jiang | 8e8c444 | 2017-01-16 20:12:26 +0000 | [diff] [blame] | 40 | ; CHECK-NO-ISEL-LABEL: @foo2 |
| Hal Finkel | 200d2ad | 2015-01-05 21:10:24 +0000 | [diff] [blame] | 41 | ; CHECK-DAG: cmpw |
| 42 | ; CHECK-DAG: li [[REG1:[0-9]+]], 5 |
| 43 | ; CHECK-DAG: li [[REG2:[0-9]+]], 21 |
| 44 | ; CHECK: isel 3, [[REG2]], [[REG1]], |
| 45 | ; CHECK: blr |
| Tony Jiang | 8e8c444 | 2017-01-16 20:12:26 +0000 | [diff] [blame] | 46 | |
| 47 | ; CHECK-NO-ISEL: bc 12, 0, [[TRUE:.LBB[0-9]+]] |
| 48 | ; CHECK-NO-ISEL: ori 3, 5, 0 |
| 49 | ; CHECK-NO-ISEL-NEXT: blr |
| 50 | ; CHECK-NO-ISEL-NEXT: [[TRUE]] |
| 51 | ; CHECK-NO-ISEL-NEXT: addi 3, 12, 0 |
| 52 | ; CHECK-NO-ISEL-NEXT: blr |
| Hal Finkel | 200d2ad | 2015-01-05 21:10:24 +0000 | [diff] [blame] | 53 | } |
| 54 | |
| 55 | ; Function Attrs: nounwind readnone |
| 56 | define signext i32 @foo3(i32 signext %a, i32 signext %b) #0 { |
| 57 | entry: |
| 58 | %cmp = icmp sle i32 %a, %b |
| 59 | %conv = zext i1 %cmp to i32 |
| 60 | %shl = shl nuw nsw i32 %conv, 4 |
| 61 | ret i32 %shl |
| 62 | |
| 63 | ; CHECK-LABEL: @foo3 |
| Tony Jiang | 8e8c444 | 2017-01-16 20:12:26 +0000 | [diff] [blame] | 64 | ; CHECK-NO-ISEL-LABEL: @foo3 |
| Hal Finkel | 200d2ad | 2015-01-05 21:10:24 +0000 | [diff] [blame] | 65 | ; CHECK-DAG: cmpw |
| 66 | ; CHECK-DAG: li [[REG1:[0-9]+]], 16 |
| 67 | ; CHECK: isel 3, 0, [[REG1]], |
| 68 | ; CHECK: blr |
| Tony Jiang | 8e8c444 | 2017-01-16 20:12:26 +0000 | [diff] [blame] | 69 | |
| 70 | ; CHECK-NO-ISEL: bc 12, 1, [[TRUE:.LBB[0-9]+]] |
| 71 | ; CHECK-NO-ISEL: ori 3, 5, 0 |
| 72 | ; CHECK-NO-ISEL-NEXT: blr |
| 73 | ; CHECK-NO-ISEL-NEXT: [[TRUE]] |
| 74 | ; CHECK-NO-ISEL-NEXT: addi 3, 0, 0 |
| 75 | ; CHECK-NO-ISEL-NEXT: blr |
| Hal Finkel | 200d2ad | 2015-01-05 21:10:24 +0000 | [diff] [blame] | 76 | } |
| 77 | |
| 78 | attributes #0 = { nounwind readnone } |
| 79 | |