268 lines
9.0 KiB
LLVM
268 lines
9.0 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=aarch64-unknown-linux-gnu < %s | FileCheck %s
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define <4 x i16> @fold_urem_vec_1(<4 x i16> %x) {
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; CHECK-LABEL: fold_urem_vec_1:
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; CHECK: // %bb.0:
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; CHECK-NEXT: mov w11, #33437
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; CHECK-NEXT: // kill: def $d0 killed $d0 def $q0
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; CHECK-NEXT: umov w10, v0.h[2]
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; CHECK-NEXT: movk w11, #21399, lsl #16
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; CHECK-NEXT: umull x11, w10, w11
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; CHECK-NEXT: umov w8, v0.h[1]
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; CHECK-NEXT: mov w9, #16913
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; CHECK-NEXT: mov w12, #98
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; CHECK-NEXT: lsr x11, x11, #37
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; CHECK-NEXT: movk w9, #8456, lsl #16
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; CHECK-NEXT: msub w10, w11, w12, w10
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; CHECK-NEXT: ubfx w12, w8, #2, #14
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; CHECK-NEXT: umull x9, w12, w9
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; CHECK-NEXT: mov w11, #124
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; CHECK-NEXT: lsr x9, x9, #34
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; CHECK-NEXT: msub w8, w9, w11, w8
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; CHECK-NEXT: mov w9, #8969
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; CHECK-NEXT: umov w12, v0.h[0]
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; CHECK-NEXT: movk w9, #22765, lsl #16
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; CHECK-NEXT: umull x9, w12, w9
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; CHECK-NEXT: lsr x9, x9, #32
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; CHECK-NEXT: sub w11, w12, w9
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; CHECK-NEXT: add w9, w9, w11, lsr #1
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; CHECK-NEXT: mov w11, #95
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; CHECK-NEXT: lsr w9, w9, #6
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; CHECK-NEXT: msub w9, w9, w11, w12
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; CHECK-NEXT: umov w11, v0.h[3]
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; CHECK-NEXT: fmov s0, w9
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; CHECK-NEXT: mov w9, #2287
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; CHECK-NEXT: movk w9, #16727, lsl #16
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; CHECK-NEXT: umull x9, w11, w9
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; CHECK-NEXT: mov v0.h[1], w8
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; CHECK-NEXT: mov w8, #1003
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; CHECK-NEXT: lsr x9, x9, #40
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; CHECK-NEXT: mov v0.h[2], w10
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; CHECK-NEXT: msub w8, w9, w8, w11
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; CHECK-NEXT: mov v0.h[3], w8
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; CHECK-NEXT: // kill: def $d0 killed $d0 killed $q0
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; CHECK-NEXT: ret
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%1 = urem <4 x i16> %x, <i16 95, i16 124, i16 98, i16 1003>
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ret <4 x i16> %1
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}
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define <4 x i16> @fold_urem_vec_2(<4 x i16> %x) {
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; CHECK-LABEL: fold_urem_vec_2:
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; CHECK: // %bb.0:
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; CHECK-NEXT: mov w9, #8969
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; CHECK-NEXT: // kill: def $d0 killed $d0 def $q0
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; CHECK-NEXT: umov w8, v0.h[1]
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; CHECK-NEXT: movk w9, #22765, lsl #16
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; CHECK-NEXT: umov w10, v0.h[0]
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; CHECK-NEXT: umull x13, w8, w9
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; CHECK-NEXT: umov w11, v0.h[2]
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; CHECK-NEXT: umull x14, w10, w9
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; CHECK-NEXT: lsr x13, x13, #32
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; CHECK-NEXT: umov w12, v0.h[3]
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; CHECK-NEXT: umull x15, w11, w9
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; CHECK-NEXT: lsr x14, x14, #32
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; CHECK-NEXT: sub w16, w8, w13
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; CHECK-NEXT: umull x9, w12, w9
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; CHECK-NEXT: lsr x15, x15, #32
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; CHECK-NEXT: add w13, w13, w16, lsr #1
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; CHECK-NEXT: sub w16, w10, w14
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; CHECK-NEXT: lsr x9, x9, #32
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; CHECK-NEXT: add w14, w14, w16, lsr #1
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; CHECK-NEXT: sub w16, w11, w15
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; CHECK-NEXT: add w15, w15, w16, lsr #1
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; CHECK-NEXT: sub w16, w12, w9
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; CHECK-NEXT: add w9, w9, w16, lsr #1
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; CHECK-NEXT: mov w16, #95
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; CHECK-NEXT: lsr w13, w13, #6
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; CHECK-NEXT: msub w8, w13, w16, w8
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; CHECK-NEXT: lsr w13, w14, #6
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; CHECK-NEXT: msub w10, w13, w16, w10
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; CHECK-NEXT: lsr w13, w15, #6
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; CHECK-NEXT: fmov s0, w10
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; CHECK-NEXT: msub w11, w13, w16, w11
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; CHECK-NEXT: lsr w9, w9, #6
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; CHECK-NEXT: mov v0.h[1], w8
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; CHECK-NEXT: mov v0.h[2], w11
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; CHECK-NEXT: msub w8, w9, w16, w12
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; CHECK-NEXT: mov v0.h[3], w8
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; CHECK-NEXT: // kill: def $d0 killed $d0 killed $q0
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; CHECK-NEXT: ret
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%1 = urem <4 x i16> %x, <i16 95, i16 95, i16 95, i16 95>
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ret <4 x i16> %1
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}
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; Don't fold if we can combine urem with udiv.
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define <4 x i16> @combine_urem_udiv(<4 x i16> %x) {
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; CHECK-LABEL: combine_urem_udiv:
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; CHECK: // %bb.0:
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; CHECK-NEXT: mov w8, #8969
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; CHECK-NEXT: // kill: def $d0 killed $d0 def $q0
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; CHECK-NEXT: movk w8, #22765, lsl #16
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; CHECK-NEXT: umov w9, v0.h[1]
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; CHECK-NEXT: umov w10, v0.h[0]
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; CHECK-NEXT: umull x13, w9, w8
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; CHECK-NEXT: umov w11, v0.h[2]
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; CHECK-NEXT: umull x14, w10, w8
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; CHECK-NEXT: lsr x13, x13, #32
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; CHECK-NEXT: umov w12, v0.h[3]
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; CHECK-NEXT: umull x15, w11, w8
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; CHECK-NEXT: lsr x14, x14, #32
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; CHECK-NEXT: sub w16, w9, w13
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; CHECK-NEXT: umull x8, w12, w8
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; CHECK-NEXT: lsr x15, x15, #32
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; CHECK-NEXT: add w13, w13, w16, lsr #1
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; CHECK-NEXT: sub w16, w10, w14
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; CHECK-NEXT: lsr x8, x8, #32
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; CHECK-NEXT: add w14, w14, w16, lsr #1
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; CHECK-NEXT: sub w16, w11, w15
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; CHECK-NEXT: add w15, w15, w16, lsr #1
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; CHECK-NEXT: sub w16, w12, w8
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; CHECK-NEXT: add w8, w8, w16, lsr #1
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; CHECK-NEXT: mov w16, #95
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; CHECK-NEXT: lsr w14, w14, #6
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; CHECK-NEXT: lsr w13, w13, #6
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; CHECK-NEXT: msub w10, w14, w16, w10
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; CHECK-NEXT: lsr w15, w15, #6
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; CHECK-NEXT: msub w9, w13, w16, w9
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; CHECK-NEXT: fmov s0, w14
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; CHECK-NEXT: fmov s1, w10
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; CHECK-NEXT: lsr w8, w8, #6
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; CHECK-NEXT: msub w11, w15, w16, w11
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; CHECK-NEXT: mov v0.h[1], w13
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; CHECK-NEXT: mov v1.h[1], w9
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; CHECK-NEXT: msub w12, w8, w16, w12
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; CHECK-NEXT: mov v0.h[2], w15
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; CHECK-NEXT: mov v1.h[2], w11
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; CHECK-NEXT: mov v1.h[3], w12
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; CHECK-NEXT: mov v0.h[3], w8
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; CHECK-NEXT: add v0.4h, v1.4h, v0.4h
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; CHECK-NEXT: ret
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%1 = urem <4 x i16> %x, <i16 95, i16 95, i16 95, i16 95>
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%2 = udiv <4 x i16> %x, <i16 95, i16 95, i16 95, i16 95>
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%3 = add <4 x i16> %1, %2
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ret <4 x i16> %3
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}
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; Don't fold for divisors that are a power of two.
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define <4 x i16> @dont_fold_urem_power_of_two(<4 x i16> %x) {
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; CHECK-LABEL: dont_fold_urem_power_of_two:
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; CHECK: // %bb.0:
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; CHECK-NEXT: mov w9, #8969
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; CHECK-NEXT: // kill: def $d0 killed $d0 def $q0
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; CHECK-NEXT: umov w8, v0.h[3]
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; CHECK-NEXT: movk w9, #22765, lsl #16
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; CHECK-NEXT: umull x9, w8, w9
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; CHECK-NEXT: lsr x9, x9, #32
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; CHECK-NEXT: sub w10, w8, w9
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; CHECK-NEXT: add w9, w9, w10, lsr #1
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; CHECK-NEXT: mov w10, #95
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; CHECK-NEXT: lsr w9, w9, #6
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; CHECK-NEXT: msub w8, w9, w10, w8
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; CHECK-NEXT: umov w9, v0.h[0]
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; CHECK-NEXT: and w9, w9, #0x3f
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; CHECK-NEXT: umov w10, v0.h[1]
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; CHECK-NEXT: fmov s1, w9
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; CHECK-NEXT: umov w9, v0.h[2]
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; CHECK-NEXT: and w10, w10, #0x1f
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; CHECK-NEXT: and w9, w9, #0x7
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; CHECK-NEXT: mov v1.h[1], w10
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; CHECK-NEXT: mov v1.h[2], w9
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; CHECK-NEXT: mov v1.h[3], w8
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; CHECK-NEXT: mov v0.16b, v1.16b
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; CHECK-NEXT: ret
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%1 = urem <4 x i16> %x, <i16 64, i16 32, i16 8, i16 95>
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ret <4 x i16> %1
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}
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; Don't fold if the divisor is one.
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define <4 x i16> @dont_fold_srem_one(<4 x i16> %x) {
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; CHECK-LABEL: dont_fold_srem_one:
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; CHECK: // %bb.0:
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; CHECK-NEXT: mov w9, #17097
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; CHECK-NEXT: // kill: def $d0 killed $d0 def $q0
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; CHECK-NEXT: umov w8, v0.h[2]
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; CHECK-NEXT: movk w9, #45590, lsl #16
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; CHECK-NEXT: umull x9, w8, w9
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; CHECK-NEXT: mov w10, #23
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; CHECK-NEXT: lsr x9, x9, #36
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; CHECK-NEXT: umov w11, v0.h[1]
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; CHECK-NEXT: msub w8, w9, w10, w8
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; CHECK-NEXT: mov w9, #30865
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; CHECK-NEXT: movk w9, #51306, lsl #16
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; CHECK-NEXT: ubfx w10, w11, #1, #15
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; CHECK-NEXT: umull x9, w10, w9
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; CHECK-NEXT: mov w10, #654
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; CHECK-NEXT: lsr x9, x9, #40
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; CHECK-NEXT: msub w9, w9, w10, w11
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; CHECK-NEXT: mov w11, #47143
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; CHECK-NEXT: umov w10, v0.h[3]
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; CHECK-NEXT: movk w11, #24749, lsl #16
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; CHECK-NEXT: movi d1, #0000000000000000
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; CHECK-NEXT: umull x11, w10, w11
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; CHECK-NEXT: mov v1.h[1], w9
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; CHECK-NEXT: mov w9, #5423
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; CHECK-NEXT: lsr x11, x11, #43
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; CHECK-NEXT: mov v1.h[2], w8
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; CHECK-NEXT: msub w8, w11, w9, w10
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; CHECK-NEXT: mov v1.h[3], w8
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; CHECK-NEXT: mov v0.16b, v1.16b
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; CHECK-NEXT: ret
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%1 = urem <4 x i16> %x, <i16 1, i16 654, i16 23, i16 5423>
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ret <4 x i16> %1
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}
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; Don't fold if the divisor is 2^16.
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define <4 x i16> @dont_fold_urem_i16_smax(<4 x i16> %x) {
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; CHECK-LABEL: dont_fold_urem_i16_smax:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ret
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%1 = urem <4 x i16> %x, <i16 1, i16 65536, i16 23, i16 5423>
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ret <4 x i16> %1
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}
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; Don't fold i64 urem.
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define <4 x i64> @dont_fold_urem_i64(<4 x i64> %x) {
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; CHECK-LABEL: dont_fold_urem_i64:
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; CHECK: // %bb.0:
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; CHECK-NEXT: mov x10, #12109
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; CHECK-NEXT: movk x10, #52170, lsl #16
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; CHECK-NEXT: movk x10, #28749, lsl #32
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; CHECK-NEXT: mov x8, v1.d[1]
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; CHECK-NEXT: movk x10, #49499, lsl #48
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; CHECK-NEXT: umulh x10, x8, x10
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; CHECK-NEXT: mov w11, #5423
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; CHECK-NEXT: lsr x10, x10, #12
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; CHECK-NEXT: msub x8, x10, x11, x8
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; CHECK-NEXT: mov x10, #21445
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; CHECK-NEXT: movk x10, #1603, lsl #16
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; CHECK-NEXT: mov x12, v0.d[1]
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; CHECK-NEXT: movk x10, #15432, lsl #32
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; CHECK-NEXT: movk x10, #25653, lsl #48
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; CHECK-NEXT: lsr x11, x12, #1
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; CHECK-NEXT: umulh x10, x11, x10
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; CHECK-NEXT: mov w11, #654
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; CHECK-NEXT: lsr x10, x10, #7
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; CHECK-NEXT: msub x10, x10, x11, x12
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; CHECK-NEXT: mov x11, #17097
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; CHECK-NEXT: movk x11, #45590, lsl #16
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; CHECK-NEXT: movk x11, #34192, lsl #32
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; CHECK-NEXT: fmov x9, d1
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; CHECK-NEXT: movk x11, #25644, lsl #48
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; CHECK-NEXT: umulh x11, x9, x11
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; CHECK-NEXT: sub x12, x9, x11
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; CHECK-NEXT: add x11, x11, x12, lsr #1
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; CHECK-NEXT: mov w12, #23
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; CHECK-NEXT: lsr x11, x11, #4
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; CHECK-NEXT: msub x9, x11, x12, x9
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; CHECK-NEXT: movi v0.2d, #0000000000000000
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; CHECK-NEXT: fmov d1, x9
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; CHECK-NEXT: mov v1.d[1], x8
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; CHECK-NEXT: mov v0.d[1], x10
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; CHECK-NEXT: ret
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%1 = urem <4 x i64> %x, <i64 1, i64 654, i64 23, i64 5423>
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ret <4 x i64> %1
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}
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