| ; RUN: llc -O1 -mtriple=armv6-none-none-eabi %s -o - | FileCheck %s -check-prefix=ARM -check-prefix=CHECK |
| ; RUN: llc -O1 -mtriple=thumbv7-none-none-eabi %s -o - | FileCheck %s -check-prefix=THUMB -check-prefix=CHECK |
| |
| ; CHECK-LABEL: qadd |
| define i32 @qadd() nounwind { |
| ; CHECK-DAG: mov{{s?}} [[R0:.*]], #8 |
| ; CHECK-DAG: mov{{s?}} [[R1:.*]], #128 |
| ; CHECK-ARM: qadd [[R0]], [[R1]], [[R0]] |
| ; CHECK-THRUMB: qadd [[R0]], [[R0]], [[R1]] |
| %tmp = call i32 @llvm.arm.qadd(i32 128, i32 8) |
| ret i32 %tmp |
| } |
| |
| ; CHECK-LABEL: qsub |
| define i32 @qsub() nounwind { |
| ; CHECK-DAG: mov{{s?}} [[R0:.*]], #8 |
| ; CHECK-DAG: mov{{s?}} [[R1:.*]], #128 |
| ; CHECK-ARM: qsub [[R0]], [[R1]], [[R0]] |
| ; CHECK-THRUMB: qadd [[R0]], [[R1]], [[R0]] |
| %tmp = call i32 @llvm.arm.qsub(i32 128, i32 8) |
| ret i32 %tmp |
| } |
| |
| ; upper-bound of the immediate argument |
| ; CHECK-LABEL: ssat1 |
| define i32 @ssat1() nounwind { |
| ; CHECK: mov{{s?}} [[R0:.*]], #128 |
| ; CHECK: ssat [[R1:.*]], #32, [[R0]] |
| %tmp = call i32 @llvm.arm.ssat(i32 128, i32 32) |
| ret i32 %tmp |
| } |
| |
| ; lower-bound of the immediate argument |
| ; CHECK-LABEL: ssat2 |
| define i32 @ssat2() nounwind { |
| ; CHECK: mov{{s?}} [[R0:.*]], #128 |
| ; CHECK: ssat [[R1:.*]], #1, [[R0]] |
| %tmp = call i32 @llvm.arm.ssat(i32 128, i32 1) |
| ret i32 %tmp |
| } |
| |
| ; upper-bound of the immediate argument |
| ; CHECK-LABEL: usat1 |
| define i32 @usat1() nounwind { |
| ; CHECK: mov{{s?}} [[R0:.*]], #128 |
| ; CHECK: usat [[R1:.*]], #31, [[R0]] |
| %tmp = call i32 @llvm.arm.usat(i32 128, i32 31) |
| ret i32 %tmp |
| } |
| |
| ; lower-bound of the immediate argument |
| ; CHECK-LABEL: usat2 |
| define i32 @usat2() nounwind { |
| ; CHECK: mov{{s?}} [[R0:.*]], #128 |
| ; CHECK: usat [[R1:.*]], #0, [[R0]] |
| %tmp = call i32 @llvm.arm.usat(i32 128, i32 0) |
| ret i32 %tmp |
| } |
| |
| declare i32 @llvm.arm.qadd(i32, i32) nounwind |
| declare i32 @llvm.arm.qsub(i32, i32) nounwind |
| declare i32 @llvm.arm.ssat(i32, i32) nounwind readnone |
| declare i32 @llvm.arm.usat(i32, i32) nounwind readnone |