shift_mask.ll
6.58 KB
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s | FileCheck %s
target triple = "powerpc64le-linux-gnu"
define i8 @test000(i8 %a, i8 %b) {
; CHECK-LABEL: test000:
; CHECK: # %bb.0:
; CHECK-NEXT: rlwinm 4, 4, 0, 29, 31
; CHECK-NEXT: slw 3, 3, 4
; CHECK-NEXT: blr
%rem = and i8 %b, 7
%shl = shl i8 %a, %rem
ret i8 %shl
}
define i16 @test001(i16 %a, i16 %b) {
; CHECK-LABEL: test001:
; CHECK: # %bb.0:
; CHECK-NEXT: rlwinm 4, 4, 0, 28, 31
; CHECK-NEXT: slw 3, 3, 4
; CHECK-NEXT: blr
%rem = and i16 %b, 15
%shl = shl i16 %a, %rem
ret i16 %shl
}
define i32 @test002(i32 %a, i32 %b) {
; CHECK-LABEL: test002:
; CHECK: # %bb.0:
; CHECK-NEXT: rlwinm 4, 4, 0, 27, 31
; CHECK-NEXT: slw 3, 3, 4
; CHECK-NEXT: blr
%rem = and i32 %b, 31
%shl = shl i32 %a, %rem
ret i32 %shl
}
define i64 @test003(i64 %a, i64 %b) {
; CHECK-LABEL: test003:
; CHECK: # %bb.0:
; CHECK-NEXT: rlwinm 4, 4, 0, 26, 31
; CHECK-NEXT: sld 3, 3, 4
; CHECK-NEXT: blr
%rem = and i64 %b, 63
%shl = shl i64 %a, %rem
ret i64 %shl
}
define <16 x i8> @test010(<16 x i8> %a, <16 x i8> %b) {
; CHECK-LABEL: test010:
; CHECK: # %bb.0:
; CHECK-NEXT: vslb 2, 2, 3
; CHECK-NEXT: blr
%rem = and <16 x i8> %b, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7>
%shl = shl <16 x i8> %a, %rem
ret <16 x i8> %shl
}
define <8 x i16> @test011(<8 x i16> %a, <8 x i16> %b) {
; CHECK-LABEL: test011:
; CHECK: # %bb.0:
; CHECK-NEXT: vslh 2, 2, 3
; CHECK-NEXT: blr
%rem = and <8 x i16> %b, <i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15>
%shl = shl <8 x i16> %a, %rem
ret <8 x i16> %shl
}
define <4 x i32> @test012(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test012:
; CHECK: # %bb.0:
; CHECK-NEXT: vslw 2, 2, 3
; CHECK-NEXT: blr
%rem = and <4 x i32> %b, <i32 31, i32 31, i32 31, i32 31>
%shl = shl <4 x i32> %a, %rem
ret <4 x i32> %shl
}
define <2 x i64> @test013(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: test013:
; CHECK: # %bb.0:
; CHECK-NEXT: vsld 2, 2, 3
; CHECK-NEXT: blr
%rem = and <2 x i64> %b, <i64 63, i64 63>
%shl = shl <2 x i64> %a, %rem
ret <2 x i64> %shl
}
define i8 @test100(i8 %a, i8 %b) {
; CHECK-LABEL: test100:
; CHECK: # %bb.0:
; CHECK-NEXT: rlwinm 3, 3, 0, 24, 31
; CHECK-NEXT: rlwinm 4, 4, 0, 29, 31
; CHECK-NEXT: srw 3, 3, 4
; CHECK-NEXT: blr
%rem = and i8 %b, 7
%lshr = lshr i8 %a, %rem
ret i8 %lshr
}
define i16 @test101(i16 %a, i16 %b) {
; CHECK-LABEL: test101:
; CHECK: # %bb.0:
; CHECK-NEXT: rlwinm 3, 3, 0, 16, 31
; CHECK-NEXT: rlwinm 4, 4, 0, 28, 31
; CHECK-NEXT: srw 3, 3, 4
; CHECK-NEXT: blr
%rem = and i16 %b, 15
%lshr = lshr i16 %a, %rem
ret i16 %lshr
}
define i32 @test102(i32 %a, i32 %b) {
; CHECK-LABEL: test102:
; CHECK: # %bb.0:
; CHECK-NEXT: rlwinm 4, 4, 0, 27, 31
; CHECK-NEXT: srw 3, 3, 4
; CHECK-NEXT: blr
%rem = and i32 %b, 31
%lshr = lshr i32 %a, %rem
ret i32 %lshr
}
define i64 @test103(i64 %a, i64 %b) {
; CHECK-LABEL: test103:
; CHECK: # %bb.0:
; CHECK-NEXT: rlwinm 4, 4, 0, 26, 31
; CHECK-NEXT: srd 3, 3, 4
; CHECK-NEXT: blr
%rem = and i64 %b, 63
%lshr = lshr i64 %a, %rem
ret i64 %lshr
}
define <16 x i8> @test110(<16 x i8> %a, <16 x i8> %b) {
; CHECK-LABEL: test110:
; CHECK: # %bb.0:
; CHECK-NEXT: vsrb 2, 2, 3
; CHECK-NEXT: blr
%rem = and <16 x i8> %b, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7>
%lshr = lshr <16 x i8> %a, %rem
ret <16 x i8> %lshr
}
define <8 x i16> @test111(<8 x i16> %a, <8 x i16> %b) {
; CHECK-LABEL: test111:
; CHECK: # %bb.0:
; CHECK-NEXT: vsrh 2, 2, 3
; CHECK-NEXT: blr
%rem = and <8 x i16> %b, <i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15>
%lshr = lshr <8 x i16> %a, %rem
ret <8 x i16> %lshr
}
define <4 x i32> @test112(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test112:
; CHECK: # %bb.0:
; CHECK-NEXT: vsrw 2, 2, 3
; CHECK-NEXT: blr
%rem = and <4 x i32> %b, <i32 31, i32 31, i32 31, i32 31>
%lshr = lshr <4 x i32> %a, %rem
ret <4 x i32> %lshr
}
define <2 x i64> @test113(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: test113:
; CHECK: # %bb.0:
; CHECK-NEXT: vsrd 2, 2, 3
; CHECK-NEXT: blr
%rem = and <2 x i64> %b, <i64 63, i64 63>
%lshr = lshr <2 x i64> %a, %rem
ret <2 x i64> %lshr
}
define i8 @test200(i8 %a, i8 %b) {
; CHECK-LABEL: test200:
; CHECK: # %bb.0:
; CHECK-NEXT: extsb 3, 3
; CHECK-NEXT: rlwinm 4, 4, 0, 29, 31
; CHECK-NEXT: sraw 3, 3, 4
; CHECK-NEXT: blr
%rem = and i8 %b, 7
%ashr = ashr i8 %a, %rem
ret i8 %ashr
}
define i16 @test201(i16 %a, i16 %b) {
; CHECK-LABEL: test201:
; CHECK: # %bb.0:
; CHECK-NEXT: extsh 3, 3
; CHECK-NEXT: rlwinm 4, 4, 0, 28, 31
; CHECK-NEXT: sraw 3, 3, 4
; CHECK-NEXT: blr
%rem = and i16 %b, 15
%ashr = ashr i16 %a, %rem
ret i16 %ashr
}
define i32 @test202(i32 %a, i32 %b) {
; CHECK-LABEL: test202:
; CHECK: # %bb.0:
; CHECK-NEXT: rlwinm 4, 4, 0, 27, 31
; CHECK-NEXT: sraw 3, 3, 4
; CHECK-NEXT: blr
%rem = and i32 %b, 31
%ashr = ashr i32 %a, %rem
ret i32 %ashr
}
define i64 @test203(i64 %a, i64 %b) {
; CHECK-LABEL: test203:
; CHECK: # %bb.0:
; CHECK-NEXT: rlwinm 4, 4, 0, 26, 31
; CHECK-NEXT: srad 3, 3, 4
; CHECK-NEXT: blr
%rem = and i64 %b, 63
%ashr = ashr i64 %a, %rem
ret i64 %ashr
}
define <16 x i8> @test210(<16 x i8> %a, <16 x i8> %b) {
; CHECK-LABEL: test210:
; CHECK: # %bb.0:
; CHECK-NEXT: vsrab 2, 2, 3
; CHECK-NEXT: blr
%rem = and <16 x i8> %b, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7>
%ashr = ashr <16 x i8> %a, %rem
ret <16 x i8> %ashr
}
define <8 x i16> @test211(<8 x i16> %a, <8 x i16> %b) {
; CHECK-LABEL: test211:
; CHECK: # %bb.0:
; CHECK-NEXT: vsrah 2, 2, 3
; CHECK-NEXT: blr
%rem = and <8 x i16> %b, <i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15>
%ashr = ashr <8 x i16> %a, %rem
ret <8 x i16> %ashr
}
define <4 x i32> @test212(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test212:
; CHECK: # %bb.0:
; CHECK-NEXT: vsraw 2, 2, 3
; CHECK-NEXT: blr
%rem = and <4 x i32> %b, <i32 31, i32 31, i32 31, i32 31>
%ashr = ashr <4 x i32> %a, %rem
ret <4 x i32> %ashr
}
define <2 x i64> @test213(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: test213:
; CHECK: # %bb.0:
; CHECK-NEXT: vsrad 2, 2, 3
; CHECK-NEXT: blr
%rem = and <2 x i64> %b, <i64 63, i64 63>
%ashr = ashr <2 x i64> %a, %rem
ret <2 x i64> %ashr
}