| Peter Collingbourne | 86b9fbe | 2016-03-21 18:00:02 +0000 | [diff] [blame^] | 1 | ; RUN: llc -mtriple=armv7-unknown-linux < %s | FileCheck --check-prefix=CHECK --check-prefix=CHECK-ARM %s |
| 2 | ; RUN: llc -mtriple=thumbv6-unknown-linux < %s | FileCheck --check-prefix=CHECK-THUMB1 %s |
| 3 | ; RUN: llc -mtriple=thumbv7-unknown-linux < %s | FileCheck --check-prefix=CHECK --check-prefix=CHECK-THUMB2 %s |
| 4 | |
| 5 | ; CHECK-THUMB1-NOT: sbc |
| 6 | |
| 7 | ; CHECK-LABEL: test_slt1: |
| 8 | define i32 @test_slt1(i64 %a, i64 %b) { |
| 9 | entry: |
| 10 | ; CHECK-ARM: subs {{[^,]+}}, r0, r2 |
| 11 | ; CHECK-ARM: mov [[TMP:[0-9a-z]+]], #2 |
| 12 | ; CHECK-ARM: sbcs {{[^,]+}}, r1, r3 |
| 13 | ; CHECK-ARM: movwlt [[TMP]], #1 |
| 14 | ; CHECK-ARM: mov r0, [[TMP]] |
| 15 | ; CHECK-ARM: bx lr |
| 16 | ; CHECK-THUMB2: subs {{[^,]+}}, r0, r2 |
| 17 | ; CHECK-THUMB2: mov.w [[TMP:[0-9a-z]+]], #2 |
| 18 | ; CHECK-THUMB2: sbcs.w {{[^,]+}}, r1, r3 |
| 19 | ; CHECK-THUMB2: it lt |
| 20 | ; CHECK-THUMB2: movlt.w [[TMP]], #1 |
| 21 | ; CHECK-THUMB2: mov r0, [[TMP]] |
| 22 | ; CHECK-THUMB2: bx lr |
| 23 | %cmp = icmp slt i64 %a, %b |
| 24 | br i1 %cmp, label %bb1, label %bb2 |
| 25 | bb1: |
| 26 | ret i32 1 |
| 27 | bb2: |
| 28 | ret i32 2 |
| 29 | } |
| 30 | |
| 31 | ; CHECK-LABEL: test_slt2: |
| 32 | define void @test_slt2(i64 %a, i64 %b) { |
| 33 | entry: |
| 34 | %cmp = icmp slt i64 %a, %b |
| 35 | ; CHECK-ARM: subs {{[^,]+}}, r0, r2 |
| 36 | ; CHECK-ARM: sbcs {{[^,]+}}, r1, r3 |
| 37 | ; CHECK-THUMB2: subs {{[^,]+}}, r0, r2 |
| 38 | ; CHECK-THUMB2: sbcs.w {{[^,]+}}, r1, r3 |
| 39 | ; CHECK: bge [[BB2:\.[0-9A-Za-z_]+]] |
| 40 | br i1 %cmp, label %bb1, label %bb2 |
| 41 | bb1: |
| 42 | call void @f() |
| 43 | ret void |
| 44 | bb2: |
| 45 | ; CHECK: [[BB2]]: |
| 46 | ; CHECK-NEXT: bl g |
| 47 | call void @g() |
| 48 | ret void |
| 49 | } |
| 50 | |
| 51 | declare void @f() |
| 52 | declare void @g() |