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 3 4 ; CHECK-LABEL: qadd 5 define i32 @qadd() nounwind { 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]] 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 { 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]] 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 { 27 ; CHECK: mov{{s?}} [[R0:.*]], #128 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 { 36 ; CHECK: mov{{s?}} [[R0:.*]], #128 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 { 45 ; CHECK: mov{{s?}} [[R0:.*]], #128 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 { 54 ; CHECK: mov{{s?}} [[R0:.*]], #128 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 64
