| Mark Heffernan | 438ffe5 | 2015-08-11 22:16:34 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=nvptx -mcpu=sm_35 | FileCheck %s |
| 2 | |
| 3 | ; 64-bit divides and rems should be split into a fast and slow path where |
| 4 | ; the fast path uses a 32-bit operation. |
| 5 | |
| 6 | define void @sdiv64(i64 %a, i64 %b, i64* %retptr) { |
| 7 | ; CHECK-LABEL: sdiv64( |
| 8 | ; CHECK: div.s64 |
| 9 | ; CHECK: div.u32 |
| 10 | ; CHECK: ret |
| 11 | %d = sdiv i64 %a, %b |
| 12 | store i64 %d, i64* %retptr |
| 13 | ret void |
| 14 | } |
| 15 | |
| 16 | define void @udiv64(i64 %a, i64 %b, i64* %retptr) { |
| 17 | ; CHECK-LABEL: udiv64( |
| 18 | ; CHECK: div.u64 |
| 19 | ; CHECK: div.u32 |
| 20 | ; CHECK: ret |
| 21 | %d = udiv i64 %a, %b |
| 22 | store i64 %d, i64* %retptr |
| 23 | ret void |
| 24 | } |
| 25 | |
| 26 | define void @srem64(i64 %a, i64 %b, i64* %retptr) { |
| 27 | ; CHECK-LABEL: srem64( |
| 28 | ; CHECK: rem.s64 |
| 29 | ; CHECK: rem.u32 |
| 30 | ; CHECK: ret |
| 31 | %d = srem i64 %a, %b |
| 32 | store i64 %d, i64* %retptr |
| 33 | ret void |
| 34 | } |
| 35 | |
| 36 | define void @urem64(i64 %a, i64 %b, i64* %retptr) { |
| 37 | ; CHECK-LABEL: urem64( |
| 38 | ; CHECK: rem.u64 |
| 39 | ; CHECK: rem.u32 |
| 40 | ; CHECK: ret |
| 41 | %d = urem i64 %a, %b |
| 42 | store i64 %d, i64* %retptr |
| 43 | ret void |
| 44 | } |
| 45 | |
| 46 | define void @sdiv32(i32 %a, i32 %b, i32* %retptr) { |
| 47 | ; CHECK-LABEL: sdiv32( |
| 48 | ; CHECK: div.s32 |
| 49 | ; CHECK-NOT: div. |
| 50 | %d = sdiv i32 %a, %b |
| 51 | store i32 %d, i32* %retptr |
| 52 | ret void |
| 53 | } |
| 54 | |
| 55 | define void @udiv32(i32 %a, i32 %b, i32* %retptr) { |
| 56 | ; CHECK-LABEL: udiv32( |
| 57 | ; CHECK: div.u32 |
| 58 | ; CHECK-NOT: div. |
| 59 | %d = udiv i32 %a, %b |
| 60 | store i32 %d, i32* %retptr |
| 61 | ret void |
| 62 | } |
| 63 | |
| 64 | define void @srem32(i32 %a, i32 %b, i32* %retptr) { |
| 65 | ; CHECK-LABEL: srem32( |
| 66 | ; CHECK: rem.s32 |
| 67 | ; CHECK-NOT: rem. |
| 68 | %d = srem i32 %a, %b |
| 69 | store i32 %d, i32* %retptr |
| 70 | ret void |
| 71 | } |
| 72 | |
| 73 | define void @urem32(i32 %a, i32 %b, i32* %retptr) { |
| 74 | ; CHECK-LABEL: urem32( |
| 75 | ; CHECK: rem.u32 |
| 76 | ; CHECK-NOT: rem. |
| 77 | %d = urem i32 %a, %b |
| 78 | store i32 %d, i32* %retptr |
| 79 | ret void |
| 80 | } |