196 lines
7.2 KiB
LLVM
196 lines
7.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=aarch64-- | FileCheck %s
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; First, check the generic pattern for any 2 vector constants. Then, check special cases where
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; the constants are all off-by-one. Finally, check the extra special cases where the constants
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; include 0 or -1.
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; Each minimal select test is repeated with a more typical pattern that includes a compare to
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; generate the condition value.
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define <4 x i32> @sel_C1_or_C2_vec(<4 x i1> %cond) {
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; CHECK-LABEL: sel_C1_or_C2_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x8, .LCPI0_0
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; CHECK-NEXT: adrp x9, .LCPI0_1
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; CHECK-NEXT: ldr q1, [x8, :lo12:.LCPI0_0]
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; CHECK-NEXT: ldr q2, [x9, :lo12:.LCPI0_1]
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; CHECK-NEXT: ushll v0.4s, v0.4h, #0
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; CHECK-NEXT: shl v0.4s, v0.4s, #31
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; CHECK-NEXT: sshr v0.4s, v0.4s, #31
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; CHECK-NEXT: bsl v0.16b, v2.16b, v1.16b
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; CHECK-NEXT: ret
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%add = select <4 x i1> %cond, <4 x i32> <i32 3000, i32 1, i32 -1, i32 0>, <4 x i32> <i32 42, i32 0, i32 -2, i32 -1>
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ret <4 x i32> %add
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}
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define <4 x i32> @cmp_sel_C1_or_C2_vec(<4 x i32> %x, <4 x i32> %y) {
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; CHECK-LABEL: cmp_sel_C1_or_C2_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x8, .LCPI1_0
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; CHECK-NEXT: adrp x9, .LCPI1_1
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; CHECK-NEXT: ldr q2, [x8, :lo12:.LCPI1_0]
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; CHECK-NEXT: ldr q3, [x9, :lo12:.LCPI1_1]
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; CHECK-NEXT: cmeq v0.4s, v0.4s, v1.4s
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; CHECK-NEXT: bsl v0.16b, v3.16b, v2.16b
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; CHECK-NEXT: ret
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%cond = icmp eq <4 x i32> %x, %y
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%add = select <4 x i1> %cond, <4 x i32> <i32 3000, i32 1, i32 -1, i32 0>, <4 x i32> <i32 42, i32 0, i32 -2, i32 -1>
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ret <4 x i32> %add
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}
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define <4 x i32> @sel_Cplus1_or_C_vec(<4 x i1> %cond) {
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; CHECK-LABEL: sel_Cplus1_or_C_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x8, .LCPI2_0
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; CHECK-NEXT: adrp x9, .LCPI2_1
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; CHECK-NEXT: ldr q1, [x8, :lo12:.LCPI2_0]
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; CHECK-NEXT: ldr q2, [x9, :lo12:.LCPI2_1]
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; CHECK-NEXT: ushll v0.4s, v0.4h, #0
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; CHECK-NEXT: shl v0.4s, v0.4s, #31
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; CHECK-NEXT: sshr v0.4s, v0.4s, #31
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; CHECK-NEXT: bsl v0.16b, v2.16b, v1.16b
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; CHECK-NEXT: ret
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%add = select <4 x i1> %cond, <4 x i32> <i32 43, i32 1, i32 -1, i32 0>, <4 x i32> <i32 42, i32 0, i32 -2, i32 -1>
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ret <4 x i32> %add
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}
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define <4 x i32> @cmp_sel_Cplus1_or_C_vec(<4 x i32> %x, <4 x i32> %y) {
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; CHECK-LABEL: cmp_sel_Cplus1_or_C_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x8, .LCPI3_0
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; CHECK-NEXT: adrp x9, .LCPI3_1
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; CHECK-NEXT: ldr q2, [x8, :lo12:.LCPI3_0]
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; CHECK-NEXT: ldr q3, [x9, :lo12:.LCPI3_1]
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; CHECK-NEXT: cmeq v0.4s, v0.4s, v1.4s
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; CHECK-NEXT: bsl v0.16b, v3.16b, v2.16b
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; CHECK-NEXT: ret
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%cond = icmp eq <4 x i32> %x, %y
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%add = select <4 x i1> %cond, <4 x i32> <i32 43, i32 1, i32 -1, i32 0>, <4 x i32> <i32 42, i32 0, i32 -2, i32 -1>
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ret <4 x i32> %add
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}
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define <4 x i32> @sel_Cminus1_or_C_vec(<4 x i1> %cond) {
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; CHECK-LABEL: sel_Cminus1_or_C_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x8, .LCPI4_0
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; CHECK-NEXT: adrp x9, .LCPI4_1
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; CHECK-NEXT: ldr q1, [x8, :lo12:.LCPI4_0]
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; CHECK-NEXT: ldr q2, [x9, :lo12:.LCPI4_1]
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; CHECK-NEXT: ushll v0.4s, v0.4h, #0
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; CHECK-NEXT: shl v0.4s, v0.4s, #31
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; CHECK-NEXT: sshr v0.4s, v0.4s, #31
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; CHECK-NEXT: bsl v0.16b, v2.16b, v1.16b
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; CHECK-NEXT: ret
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%add = select <4 x i1> %cond, <4 x i32> <i32 43, i32 1, i32 -1, i32 0>, <4 x i32> <i32 44, i32 2, i32 0, i32 1>
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ret <4 x i32> %add
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}
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define <4 x i32> @cmp_sel_Cminus1_or_C_vec(<4 x i32> %x, <4 x i32> %y) {
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; CHECK-LABEL: cmp_sel_Cminus1_or_C_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x8, .LCPI5_0
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; CHECK-NEXT: adrp x9, .LCPI5_1
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; CHECK-NEXT: ldr q2, [x8, :lo12:.LCPI5_0]
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; CHECK-NEXT: ldr q3, [x9, :lo12:.LCPI5_1]
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; CHECK-NEXT: cmeq v0.4s, v0.4s, v1.4s
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; CHECK-NEXT: bsl v0.16b, v3.16b, v2.16b
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; CHECK-NEXT: ret
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%cond = icmp eq <4 x i32> %x, %y
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%add = select <4 x i1> %cond, <4 x i32> <i32 43, i32 1, i32 -1, i32 0>, <4 x i32> <i32 44, i32 2, i32 0, i32 1>
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ret <4 x i32> %add
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}
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define <4 x i32> @sel_minus1_or_0_vec(<4 x i1> %cond) {
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; CHECK-LABEL: sel_minus1_or_0_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ushll v0.4s, v0.4h, #0
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; CHECK-NEXT: shl v0.4s, v0.4s, #31
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; CHECK-NEXT: sshr v0.4s, v0.4s, #31
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; CHECK-NEXT: ret
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%add = select <4 x i1> %cond, <4 x i32> <i32 -1, i32 -1, i32 -1, i32 -1>, <4 x i32> <i32 0, i32 0, i32 0, i32 0>
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ret <4 x i32> %add
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}
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define <4 x i32> @cmp_sel_minus1_or_0_vec(<4 x i32> %x, <4 x i32> %y) {
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; CHECK-LABEL: cmp_sel_minus1_or_0_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: cmeq v0.4s, v0.4s, v1.4s
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; CHECK-NEXT: ret
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%cond = icmp eq <4 x i32> %x, %y
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%add = select <4 x i1> %cond, <4 x i32> <i32 -1, i32 -1, i32 -1, i32 -1>, <4 x i32> <i32 0, i32 0, i32 0, i32 0>
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ret <4 x i32> %add
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}
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define <4 x i32> @sel_0_or_minus1_vec(<4 x i1> %cond) {
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; CHECK-LABEL: sel_0_or_minus1_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ushll v0.4s, v0.4h, #0
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; CHECK-NEXT: shl v0.4s, v0.4s, #31
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; CHECK-NEXT: cmge v0.4s, v0.4s, #0
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; CHECK-NEXT: ret
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%add = select <4 x i1> %cond, <4 x i32> <i32 0, i32 0, i32 0, i32 0>, <4 x i32> <i32 -1, i32 -1, i32 -1, i32 -1>
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ret <4 x i32> %add
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}
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define <4 x i32> @cmp_sel_0_or_minus1_vec(<4 x i32> %x, <4 x i32> %y) {
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; CHECK-LABEL: cmp_sel_0_or_minus1_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: cmeq v0.4s, v0.4s, v1.4s
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; CHECK-NEXT: mvn v0.16b, v0.16b
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; CHECK-NEXT: ret
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%cond = icmp eq <4 x i32> %x, %y
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%add = select <4 x i1> %cond, <4 x i32> <i32 0, i32 0, i32 0, i32 0>, <4 x i32> <i32 -1, i32 -1, i32 -1, i32 -1>
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ret <4 x i32> %add
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}
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define <4 x i32> @sel_1_or_0_vec(<4 x i1> %cond) {
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; CHECK-LABEL: sel_1_or_0_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ushll v0.4s, v0.4h, #0
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; CHECK-NEXT: shl v0.4s, v0.4s, #31
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; CHECK-NEXT: sshr v0.4s, v0.4s, #31
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; CHECK-NEXT: movi v1.4s, #1
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; CHECK-NEXT: and v0.16b, v0.16b, v1.16b
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; CHECK-NEXT: ret
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%add = select <4 x i1> %cond, <4 x i32> <i32 1, i32 1, i32 1, i32 1>, <4 x i32> <i32 0, i32 0, i32 0, i32 0>
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ret <4 x i32> %add
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}
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define <4 x i32> @cmp_sel_1_or_0_vec(<4 x i32> %x, <4 x i32> %y) {
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; CHECK-LABEL: cmp_sel_1_or_0_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: cmeq v0.4s, v0.4s, v1.4s
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; CHECK-NEXT: movi v1.4s, #1
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; CHECK-NEXT: and v0.16b, v0.16b, v1.16b
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; CHECK-NEXT: ret
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%cond = icmp eq <4 x i32> %x, %y
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%add = select <4 x i1> %cond, <4 x i32> <i32 1, i32 1, i32 1, i32 1>, <4 x i32> <i32 0, i32 0, i32 0, i32 0>
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ret <4 x i32> %add
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}
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define <4 x i32> @sel_0_or_1_vec(<4 x i1> %cond) {
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; CHECK-LABEL: sel_0_or_1_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ushll v0.4s, v0.4h, #0
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; CHECK-NEXT: shl v0.4s, v0.4s, #31
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; CHECK-NEXT: cmge v0.4s, v0.4s, #0
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; CHECK-NEXT: movi v1.4s, #1
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; CHECK-NEXT: and v0.16b, v0.16b, v1.16b
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; CHECK-NEXT: ret
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%add = select <4 x i1> %cond, <4 x i32> <i32 0, i32 0, i32 0, i32 0>, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
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ret <4 x i32> %add
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}
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define <4 x i32> @cmp_sel_0_or_1_vec(<4 x i32> %x, <4 x i32> %y) {
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; CHECK-LABEL: cmp_sel_0_or_1_vec:
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; CHECK: // %bb.0:
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; CHECK-NEXT: cmeq v0.4s, v0.4s, v1.4s
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; CHECK-NEXT: movi v1.4s, #1
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; CHECK-NEXT: bic v0.16b, v1.16b, v0.16b
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; CHECK-NEXT: ret
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%cond = icmp eq <4 x i32> %x, %y
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%add = select <4 x i1> %cond, <4 x i32> <i32 0, i32 0, i32 0, i32 0>, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
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ret <4 x i32> %add
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}
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