qdadd.ll
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=thumbv7m-none-eabi | FileCheck %s --check-prefix=CHECK-T2 --check-prefix=CHECK-T2NODSP
; RUN: llc < %s -mtriple=thumbv7em-none-eabi | FileCheck %s --check-prefix=CHECK-T2 --check-prefix=CHECK-T2DSP
; RUN: llc < %s -mtriple=armv5te-none-none-eabi | FileCheck %s --check-prefix=CHECK-ARM --check-prefix=CHECK-ARM6
; RUN: llc < %s -mtriple=armv8a-none-eabi | FileCheck %s --check-prefix=CHECK-ARM --check-prefix=CHECK-ARM8
define i32 @qdadd(i32 %x, i32 %y) nounwind {
; CHECK-T2NODSP-LABEL: qdadd:
; CHECK-T2NODSP: @ %bb.0:
; CHECK-T2NODSP-NEXT: .save {r7, lr}
; CHECK-T2NODSP-NEXT: push {r7, lr}
; CHECK-T2NODSP-NEXT: movs r3, #0
; CHECK-T2NODSP-NEXT: adds.w r12, r0, r0
; CHECK-T2NODSP-NEXT: it mi
; CHECK-T2NODSP-NEXT: movmi r3, #1
; CHECK-T2NODSP-NEXT: cmp r3, #0
; CHECK-T2NODSP-NEXT: mov.w r3, #-2147483648
; CHECK-T2NODSP-NEXT: mov.w lr, #0
; CHECK-T2NODSP-NEXT: it ne
; CHECK-T2NODSP-NEXT: mvnne r3, #-2147483648
; CHECK-T2NODSP-NEXT: cmp r12, r0
; CHECK-T2NODSP-NEXT: it vc
; CHECK-T2NODSP-NEXT: movvc r3, r12
; CHECK-T2NODSP-NEXT: adds r0, r3, r1
; CHECK-T2NODSP-NEXT: mov.w r2, #-2147483648
; CHECK-T2NODSP-NEXT: it mi
; CHECK-T2NODSP-NEXT: movmi.w lr, #1
; CHECK-T2NODSP-NEXT: cmp.w lr, #0
; CHECK-T2NODSP-NEXT: it ne
; CHECK-T2NODSP-NEXT: mvnne r2, #-2147483648
; CHECK-T2NODSP-NEXT: cmp r0, r3
; CHECK-T2NODSP-NEXT: it vc
; CHECK-T2NODSP-NEXT: movvc r2, r0
; CHECK-T2NODSP-NEXT: mov r0, r2
; CHECK-T2NODSP-NEXT: pop {r7, pc}
;
; CHECK-T2DSP-LABEL: qdadd:
; CHECK-T2DSP: @ %bb.0:
; CHECK-T2DSP-NEXT: qdadd r0, r0, r1
; CHECK-T2DSP-NEXT: bx lr
;
; CHECK-ARM-LABEL: qdadd:
; CHECK-ARM: @ %bb.0:
; CHECK-ARM-NEXT: qdadd r0, r0, r1
; CHECK-ARM-NEXT: bx lr
%z = call i32 @llvm.sadd.sat.i32(i32 %x, i32 %x)
%tmp = call i32 @llvm.sadd.sat.i32(i32 %z, i32 %y)
ret i32 %tmp
}
define i32 @qdadd_c(i32 %x, i32 %y) nounwind {
; CHECK-T2NODSP-LABEL: qdadd_c:
; CHECK-T2NODSP: @ %bb.0:
; CHECK-T2NODSP-NEXT: .save {r7, lr}
; CHECK-T2NODSP-NEXT: push {r7, lr}
; CHECK-T2NODSP-NEXT: movs r3, #0
; CHECK-T2NODSP-NEXT: adds.w r12, r0, r0
; CHECK-T2NODSP-NEXT: it mi
; CHECK-T2NODSP-NEXT: movmi r3, #1
; CHECK-T2NODSP-NEXT: cmp r3, #0
; CHECK-T2NODSP-NEXT: mov.w r3, #-2147483648
; CHECK-T2NODSP-NEXT: mov.w lr, #0
; CHECK-T2NODSP-NEXT: it ne
; CHECK-T2NODSP-NEXT: mvnne r3, #-2147483648
; CHECK-T2NODSP-NEXT: cmp r12, r0
; CHECK-T2NODSP-NEXT: it vc
; CHECK-T2NODSP-NEXT: movvc r3, r12
; CHECK-T2NODSP-NEXT: adds r0, r1, r3
; CHECK-T2NODSP-NEXT: mov.w r2, #-2147483648
; CHECK-T2NODSP-NEXT: it mi
; CHECK-T2NODSP-NEXT: movmi.w lr, #1
; CHECK-T2NODSP-NEXT: cmp.w lr, #0
; CHECK-T2NODSP-NEXT: it ne
; CHECK-T2NODSP-NEXT: mvnne r2, #-2147483648
; CHECK-T2NODSP-NEXT: cmp r0, r1
; CHECK-T2NODSP-NEXT: it vc
; CHECK-T2NODSP-NEXT: movvc r2, r0
; CHECK-T2NODSP-NEXT: mov r0, r2
; CHECK-T2NODSP-NEXT: pop {r7, pc}
;
; CHECK-T2DSP-LABEL: qdadd_c:
; CHECK-T2DSP: @ %bb.0:
; CHECK-T2DSP-NEXT: qdadd r0, r0, r1
; CHECK-T2DSP-NEXT: bx lr
;
; CHECK-ARM-LABEL: qdadd_c:
; CHECK-ARM: @ %bb.0:
; CHECK-ARM-NEXT: qdadd r0, r0, r1
; CHECK-ARM-NEXT: bx lr
%z = call i32 @llvm.sadd.sat.i32(i32 %x, i32 %x)
%tmp = call i32 @llvm.sadd.sat.i32(i32 %y, i32 %z)
ret i32 %tmp
}
define i32 @qdsub(i32 %x, i32 %y) nounwind {
; CHECK-T2NODSP-LABEL: qdsub:
; CHECK-T2NODSP: @ %bb.0:
; CHECK-T2NODSP-NEXT: .save {r7, lr}
; CHECK-T2NODSP-NEXT: push {r7, lr}
; CHECK-T2NODSP-NEXT: movs r3, #0
; CHECK-T2NODSP-NEXT: adds.w r12, r0, r0
; CHECK-T2NODSP-NEXT: it mi
; CHECK-T2NODSP-NEXT: movmi r3, #1
; CHECK-T2NODSP-NEXT: cmp r3, #0
; CHECK-T2NODSP-NEXT: mov.w r3, #-2147483648
; CHECK-T2NODSP-NEXT: mov.w lr, #0
; CHECK-T2NODSP-NEXT: it ne
; CHECK-T2NODSP-NEXT: mvnne r3, #-2147483648
; CHECK-T2NODSP-NEXT: cmp r12, r0
; CHECK-T2NODSP-NEXT: it vc
; CHECK-T2NODSP-NEXT: movvc r3, r12
; CHECK-T2NODSP-NEXT: subs r0, r1, r3
; CHECK-T2NODSP-NEXT: mov.w r2, #-2147483648
; CHECK-T2NODSP-NEXT: it mi
; CHECK-T2NODSP-NEXT: movmi.w lr, #1
; CHECK-T2NODSP-NEXT: cmp.w lr, #0
; CHECK-T2NODSP-NEXT: it ne
; CHECK-T2NODSP-NEXT: mvnne r2, #-2147483648
; CHECK-T2NODSP-NEXT: cmp r1, r3
; CHECK-T2NODSP-NEXT: it vc
; CHECK-T2NODSP-NEXT: movvc r2, r0
; CHECK-T2NODSP-NEXT: mov r0, r2
; CHECK-T2NODSP-NEXT: pop {r7, pc}
;
; CHECK-T2DSP-LABEL: qdsub:
; CHECK-T2DSP: @ %bb.0:
; CHECK-T2DSP-NEXT: qdsub r0, r1, r0
; CHECK-T2DSP-NEXT: bx lr
;
; CHECK-ARM-LABEL: qdsub:
; CHECK-ARM: @ %bb.0:
; CHECK-ARM-NEXT: qdsub r0, r1, r0
; CHECK-ARM-NEXT: bx lr
%z = call i32 @llvm.sadd.sat.i32(i32 %x, i32 %x)
%tmp = call i32 @llvm.ssub.sat.i32(i32 %y, i32 %z)
ret i32 %tmp
}
define i32 @qdsub_c(i32 %x, i32 %y) nounwind {
; CHECK-T2NODSP-LABEL: qdsub_c:
; CHECK-T2NODSP: @ %bb.0:
; CHECK-T2NODSP-NEXT: .save {r7, lr}
; CHECK-T2NODSP-NEXT: push {r7, lr}
; CHECK-T2NODSP-NEXT: movs r3, #0
; CHECK-T2NODSP-NEXT: adds.w r12, r0, r0
; CHECK-T2NODSP-NEXT: it mi
; CHECK-T2NODSP-NEXT: movmi r3, #1
; CHECK-T2NODSP-NEXT: cmp r3, #0
; CHECK-T2NODSP-NEXT: mov.w r3, #-2147483648
; CHECK-T2NODSP-NEXT: mov.w lr, #0
; CHECK-T2NODSP-NEXT: it ne
; CHECK-T2NODSP-NEXT: mvnne r3, #-2147483648
; CHECK-T2NODSP-NEXT: cmp r12, r0
; CHECK-T2NODSP-NEXT: it vc
; CHECK-T2NODSP-NEXT: movvc r3, r12
; CHECK-T2NODSP-NEXT: subs r0, r3, r1
; CHECK-T2NODSP-NEXT: mov.w r2, #-2147483648
; CHECK-T2NODSP-NEXT: it mi
; CHECK-T2NODSP-NEXT: movmi.w lr, #1
; CHECK-T2NODSP-NEXT: cmp.w lr, #0
; CHECK-T2NODSP-NEXT: it ne
; CHECK-T2NODSP-NEXT: mvnne r2, #-2147483648
; CHECK-T2NODSP-NEXT: cmp r3, r1
; CHECK-T2NODSP-NEXT: it vc
; CHECK-T2NODSP-NEXT: movvc r2, r0
; CHECK-T2NODSP-NEXT: mov r0, r2
; CHECK-T2NODSP-NEXT: pop {r7, pc}
;
; CHECK-T2DSP-LABEL: qdsub_c:
; CHECK-T2DSP: @ %bb.0:
; CHECK-T2DSP-NEXT: qadd r0, r0, r0
; CHECK-T2DSP-NEXT: qsub r0, r0, r1
; CHECK-T2DSP-NEXT: bx lr
;
; CHECK-ARM-LABEL: qdsub_c:
; CHECK-ARM: @ %bb.0:
; CHECK-ARM-NEXT: qadd r0, r0, r0
; CHECK-ARM-NEXT: qsub r0, r0, r1
; CHECK-ARM-NEXT: bx lr
%z = call i32 @llvm.sadd.sat.i32(i32 %x, i32 %x)
%tmp = call i32 @llvm.ssub.sat.i32(i32 %z, i32 %y)
ret i32 %tmp
}
declare i32 @llvm.sadd.sat.i32(i32, i32)
declare i32 @llvm.ssub.sat.i32(i32, i32)