| Weiming Zhao | 613c686 | 2015-12-20 06:41:44 +0000 | [diff] [blame] | 1 | ; RUN: llc -O1 -mtriple=armv6-none-none-eabi %s -o - | FileCheck %s -check-prefix=ARM -check-prefix=CHECK |
| 2 | ; RUN: llc -O1 -mtriple=thumbv7-none-none-eabi %s -o - | FileCheck %s -check-prefix=THUMB -check-prefix=CHECK |
| Asiri Rathnayake | 1040a53 | 2015-10-19 11:44:24 +0000 | [diff] [blame] | 3 | |
| 4 | ; CHECK-LABEL: qadd |
| 5 | define i32 @qadd() nounwind { |
| Weiming Zhao | 613c686 | 2015-12-20 06:41:44 +0000 | [diff] [blame] | 6 | ; CHECK-DAG: mov{{s?}} [[R0:.*]], #8 |
| 7 | ; CHECK-DAG: mov{{s?}} [[R1:.*]], #128 |
| 8 | ; CHECK-ARM: qadd [[R0]], [[R1]], [[R0]] |
| 9 | ; CHECK-THRUMB: qadd [[R0]], [[R0]], [[R1]] |
| Asiri Rathnayake | 1040a53 | 2015-10-19 11:44:24 +0000 | [diff] [blame] | 10 | %tmp = call i32 @llvm.arm.qadd(i32 128, i32 8) |
| 11 | ret i32 %tmp |
| 12 | } |
| 13 | |
| 14 | ; CHECK-LABEL: qsub |
| 15 | define i32 @qsub() nounwind { |
| Weiming Zhao | 613c686 | 2015-12-20 06:41:44 +0000 | [diff] [blame] | 16 | ; CHECK-DAG: mov{{s?}} [[R0:.*]], #8 |
| 17 | ; CHECK-DAG: mov{{s?}} [[R1:.*]], #128 |
| 18 | ; CHECK-ARM: qsub [[R0]], [[R1]], [[R0]] |
| 19 | ; CHECK-THRUMB: qadd [[R0]], [[R1]], [[R0]] |
| Asiri Rathnayake | 1040a53 | 2015-10-19 11:44:24 +0000 | [diff] [blame] | 20 | %tmp = call i32 @llvm.arm.qsub(i32 128, i32 8) |
| 21 | ret i32 %tmp |
| 22 | } |
| 23 | |
| 24 | ; upper-bound of the immediate argument |
| 25 | ; CHECK-LABEL: ssat1 |
| 26 | define i32 @ssat1() nounwind { |
| Weiming Zhao | 613c686 | 2015-12-20 06:41:44 +0000 | [diff] [blame] | 27 | ; CHECK: mov{{s?}} [[R0:.*]], #128 |
| Asiri Rathnayake | 1040a53 | 2015-10-19 11:44:24 +0000 | [diff] [blame] | 28 | ; CHECK: ssat [[R1:.*]], #32, [[R0]] |
| 29 | %tmp = call i32 @llvm.arm.ssat(i32 128, i32 32) |
| 30 | ret i32 %tmp |
| 31 | } |
| 32 | |
| 33 | ; lower-bound of the immediate argument |
| 34 | ; CHECK-LABEL: ssat2 |
| 35 | define i32 @ssat2() nounwind { |
| Weiming Zhao | 613c686 | 2015-12-20 06:41:44 +0000 | [diff] [blame] | 36 | ; CHECK: mov{{s?}} [[R0:.*]], #128 |
| Asiri Rathnayake | 1040a53 | 2015-10-19 11:44:24 +0000 | [diff] [blame] | 37 | ; CHECK: ssat [[R1:.*]], #1, [[R0]] |
| 38 | %tmp = call i32 @llvm.arm.ssat(i32 128, i32 1) |
| 39 | ret i32 %tmp |
| 40 | } |
| 41 | |
| 42 | ; upper-bound of the immediate argument |
| 43 | ; CHECK-LABEL: usat1 |
| 44 | define i32 @usat1() nounwind { |
| Weiming Zhao | 613c686 | 2015-12-20 06:41:44 +0000 | [diff] [blame] | 45 | ; CHECK: mov{{s?}} [[R0:.*]], #128 |
| Asiri Rathnayake | 1040a53 | 2015-10-19 11:44:24 +0000 | [diff] [blame] | 46 | ; CHECK: usat [[R1:.*]], #31, [[R0]] |
| 47 | %tmp = call i32 @llvm.arm.usat(i32 128, i32 31) |
| 48 | ret i32 %tmp |
| 49 | } |
| 50 | |
| 51 | ; lower-bound of the immediate argument |
| 52 | ; CHECK-LABEL: usat2 |
| 53 | define i32 @usat2() nounwind { |
| Weiming Zhao | 613c686 | 2015-12-20 06:41:44 +0000 | [diff] [blame] | 54 | ; CHECK: mov{{s?}} [[R0:.*]], #128 |
| Asiri Rathnayake | 1040a53 | 2015-10-19 11:44:24 +0000 | [diff] [blame] | 55 | ; CHECK: usat [[R1:.*]], #0, [[R0]] |
| 56 | %tmp = call i32 @llvm.arm.usat(i32 128, i32 0) |
| 57 | ret i32 %tmp |
| 58 | } |
| 59 | |
| 60 | declare i32 @llvm.arm.qadd(i32, i32) nounwind |
| 61 | declare i32 @llvm.arm.qsub(i32, i32) nounwind |
| 62 | declare i32 @llvm.arm.ssat(i32, i32) nounwind readnone |
| 63 | declare i32 @llvm.arm.usat(i32, i32) nounwind readnone |