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llvm-6502/test/Transforms/BBVectorize/simple-int.ll
Karthik Bhat ac16f0e024 Allow vectorization of bit intrinsics in BB Vectorizer. 
This patch adds support for vectorization of  bit intrinsics such as bswap,ctpop,ctlz,cttz.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207174 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-25 03:33:48 +00:00

507 lines
20 KiB
LLVM
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=3 -bb-vectorize-ignore-target-info -instcombine -gvn -S | FileCheck %s
declare double @llvm.fma.f64(double, double, double)
declare double @llvm.fmuladd.f64(double, double, double)
declare double @llvm.cos.f64(double)
declare double @llvm.powi.f64(double, i32)
declare double @llvm.round.f64(double)
declare double @llvm.copysign.f64(double, double)
declare double @llvm.ceil.f64(double)
declare double @llvm.nearbyint.f64(double)
declare double @llvm.rint.f64(double)
declare double @llvm.trunc.f64(double)
declare double @llvm.floor.f64(double)
declare double @llvm.fabs.f64(double)
declare i64 @llvm.bswap.i64(i64)
declare i64 @llvm.ctpop.i64(i64)
declare i64 @llvm.ctlz.i64(i64, i1)
declare i64 @llvm.cttz.i64(i64, i1)
; Basic depth-3 chain with fma
define double @test1(double %A1, double %A2, double %B1, double %B2, double %C1, double %C2) {
%X1 = fsub double %A1, %B1
%X2 = fsub double %A2, %B2
%Y1 = call double @llvm.fma.f64(double %X1, double %A1, double %C1)
%Y2 = call double @llvm.fma.f64(double %X2, double %A2, double %C2)
%Z1 = fadd double %Y1, %B1
%Z2 = fadd double %Y2, %B2
%R = fmul double %Z1, %Z2
ret double %R
; CHECK-LABEL: @test1(
; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1.v.i2.1 = insertelement <2 x double> undef, double %C1, i32 0
; CHECK: %Y1.v.i2.2 = insertelement <2 x double> %Y1.v.i2.1, double %C2, i32 1
; CHECK: %Y1 = call <2 x double> @llvm.fma.v2f64(<2 x double> %X1, <2 x double> %X1.v.i0.2, <2 x double> %Y1.v.i2.2)
; CHECK: %Z1 = fadd <2 x double> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
; CHECK: ret double %R
}
; Basic depth-3 chain with fmuladd
define double @test1a(double %A1, double %A2, double %B1, double %B2, double %C1, double %C2) {
%X1 = fsub double %A1, %B1
%X2 = fsub double %A2, %B2
%Y1 = call double @llvm.fmuladd.f64(double %X1, double %A1, double %C1)
%Y2 = call double @llvm.fmuladd.f64(double %X2, double %A2, double %C2)
%Z1 = fadd double %Y1, %B1
%Z2 = fadd double %Y2, %B2
%R = fmul double %Z1, %Z2
ret double %R
; CHECK-LABEL: @test1a(
; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1.v.i2.1 = insertelement <2 x double> undef, double %C1, i32 0
; CHECK: %Y1.v.i2.2 = insertelement <2 x double> %Y1.v.i2.1, double %C2, i32 1
; CHECK: %Y1 = call <2 x double> @llvm.fmuladd.v2f64(<2 x double> %X1, <2 x double> %X1.v.i0.2, <2 x double> %Y1.v.i2.2)
; CHECK: %Z1 = fadd <2 x double> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
; CHECK: ret double %R
}
; Basic depth-3 chain with cos
define double @test2(double %A1, double %A2, double %B1, double %B2) {
%X1 = fsub double %A1, %B1
%X2 = fsub double %A2, %B2
%Y1 = call double @llvm.cos.f64(double %X1)
%Y2 = call double @llvm.cos.f64(double %X2)
%Z1 = fadd double %Y1, %B1
%Z2 = fadd double %Y2, %B2
%R = fmul double %Z1, %Z2
ret double %R
; CHECK-LABEL: @test2(
; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1 = call <2 x double> @llvm.cos.v2f64(<2 x double> %X1)
; CHECK: %Z1 = fadd <2 x double> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
; CHECK: ret double %R
}
; Basic depth-3 chain with powi
define double @test3(double %A1, double %A2, double %B1, double %B2, i32 %P) {
%X1 = fsub double %A1, %B1
%X2 = fsub double %A2, %B2
%Y1 = call double @llvm.powi.f64(double %X1, i32 %P)
%Y2 = call double @llvm.powi.f64(double %X2, i32 %P)
%Z1 = fadd double %Y1, %B1
%Z2 = fadd double %Y2, %B2
%R = fmul double %Z1, %Z2
ret double %R
; CHECK-LABEL: @test3(
; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1 = call <2 x double> @llvm.powi.v2f64(<2 x double> %X1, i32 %P)
; CHECK: %Z1 = fadd <2 x double> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
; CHECK: ret double %R
}
; Basic depth-3 chain with powi (different powers: should not vectorize)
define double @test4(double %A1, double %A2, double %B1, double %B2, i32 %P) {
%X1 = fsub double %A1, %B1
%X2 = fsub double %A2, %B2
%P2 = add i32 %P, 1
%Y1 = call double @llvm.powi.f64(double %X1, i32 %P)
%Y2 = call double @llvm.powi.f64(double %X2, i32 %P2)
%Z1 = fadd double %Y1, %B1
%Z2 = fadd double %Y2, %B2
%R = fmul double %Z1, %Z2
ret double %R
; CHECK-LABEL: @test4(
; CHECK-NOT: <2 x double>
; CHECK: ret double %R
}
; Basic depth-3 chain with round
define double @testround(double %A1, double %A2, double %B1, double %B2) {
%X1 = fsub double %A1, %B1
%X2 = fsub double %A2, %B2
%Y1 = call double @llvm.round.f64(double %X1)
%Y2 = call double @llvm.round.f64(double %X2)
%Z1 = fadd double %Y1, %B1
%Z2 = fadd double %Y2, %B2
%R = fmul double %Z1, %Z2
ret double %R
; CHECK: @testround
; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1 = call <2 x double> @llvm.round.v2f64(<2 x double> %X1)
; CHECK: %Z1 = fadd <2 x double> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
; CHECK: ret double %R
}
; Basic depth-3 chain with copysign
define double @testcopysign(double %A1, double %A2, double %B1, double %B2) {
%X1 = fsub double %A1, %B1
%X2 = fsub double %A2, %B2
%Y1 = call double @llvm.copysign.f64(double %X1, double %A1)
%Y2 = call double @llvm.copysign.f64(double %X2, double %A1)
%Z1 = fadd double %Y1, %B1
%Z2 = fadd double %Y2, %B2
%R = fmul double %Z1, %Z2
ret double %R
; CHECK: @testcopysign
; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1.v.i1.2 = insertelement <2 x double> %X1.v.i0.1, double %A1, i32 1
; CHECK: %Y1 = call <2 x double> @llvm.copysign.v2f64(<2 x double> %X1, <2 x double> %Y1.v.i1.2)
; CHECK: %Z1 = fadd <2 x double> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
; CHECK: ret double %R
}
; Basic depth-3 chain with ceil
define double @testceil(double %A1, double %A2, double %B1, double %B2) {
%X1 = fsub double %A1, %B1
%X2 = fsub double %A2, %B2
%Y1 = call double @llvm.ceil.f64(double %X1)
%Y2 = call double @llvm.ceil.f64(double %X2)
%Z1 = fadd double %Y1, %B1
%Z2 = fadd double %Y2, %B2
%R = fmul double %Z1, %Z2
ret double %R
; CHECK: @testceil
; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1 = call <2 x double> @llvm.ceil.v2f64(<2 x double> %X1)
; CHECK: %Z1 = fadd <2 x double> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
; CHECK: ret double %R
}
; Basic depth-3 chain with nearbyint
define double @testnearbyint(double %A1, double %A2, double %B1, double %B2) {
%X1 = fsub double %A1, %B1
%X2 = fsub double %A2, %B2
%Y1 = call double @llvm.nearbyint.f64(double %X1)
%Y2 = call double @llvm.nearbyint.f64(double %X2)
%Z1 = fadd double %Y1, %B1
%Z2 = fadd double %Y2, %B2
%R = fmul double %Z1, %Z2
ret double %R
; CHECK: @testnearbyint
; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1 = call <2 x double> @llvm.nearbyint.v2f64(<2 x double> %X1)
; CHECK: %Z1 = fadd <2 x double> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
; CHECK: ret double %R
}
; Basic depth-3 chain with rint
define double @testrint(double %A1, double %A2, double %B1, double %B2) {
%X1 = fsub double %A1, %B1
%X2 = fsub double %A2, %B2
%Y1 = call double @llvm.rint.f64(double %X1)
%Y2 = call double @llvm.rint.f64(double %X2)
%Z1 = fadd double %Y1, %B1
%Z2 = fadd double %Y2, %B2
%R = fmul double %Z1, %Z2
ret double %R
; CHECK: @testrint
; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1 = call <2 x double> @llvm.rint.v2f64(<2 x double> %X1)
; CHECK: %Z1 = fadd <2 x double> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
; CHECK: ret double %R
}
; Basic depth-3 chain with trunc
define double @testtrunc(double %A1, double %A2, double %B1, double %B2) {
%X1 = fsub double %A1, %B1
%X2 = fsub double %A2, %B2
%Y1 = call double @llvm.trunc.f64(double %X1)
%Y2 = call double @llvm.trunc.f64(double %X2)
%Z1 = fadd double %Y1, %B1
%Z2 = fadd double %Y2, %B2
%R = fmul double %Z1, %Z2
ret double %R
; CHECK: @testtrunc
; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1 = call <2 x double> @llvm.trunc.v2f64(<2 x double> %X1)
; CHECK: %Z1 = fadd <2 x double> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
; CHECK: ret double %R
}
; Basic depth-3 chain with floor
define double @testfloor(double %A1, double %A2, double %B1, double %B2) {
%X1 = fsub double %A1, %B1
%X2 = fsub double %A2, %B2
%Y1 = call double @llvm.floor.f64(double %X1)
%Y2 = call double @llvm.floor.f64(double %X2)
%Z1 = fadd double %Y1, %B1
%Z2 = fadd double %Y2, %B2
%R = fmul double %Z1, %Z2
ret double %R
; CHECK: @testfloor
; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1 = call <2 x double> @llvm.floor.v2f64(<2 x double> %X1)
; CHECK: %Z1 = fadd <2 x double> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
; CHECK: ret double %R
}
; Basic depth-3 chain with fabs
define double @testfabs(double %A1, double %A2, double %B1, double %B2) {
%X1 = fsub double %A1, %B1
%X2 = fsub double %A2, %B2
%Y1 = call double @llvm.fabs.f64(double %X1)
%Y2 = call double @llvm.fabs.f64(double %X2)
%Z1 = fadd double %Y1, %B1
%Z2 = fadd double %Y2, %B2
%R = fmul double %Z1, %Z2
ret double %R
; CHECK: @testfabs
; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1 = call <2 x double> @llvm.fabs.v2f64(<2 x double> %X1)
; CHECK: %Z1 = fadd <2 x double> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
; CHECK: ret double %R
}
; Basic depth-3 chain with bswap
define i64 @testbswap(i64 %A1, i64 %A2, i64 %B1, i64 %B2) {
%X1 = sub i64 %A1, %B1
%X2 = sub i64 %A2, %B2
%Y1 = call i64 @llvm.bswap.i64(i64 %X1)
%Y2 = call i64 @llvm.bswap.i64(i64 %X2)
%Z1 = add i64 %Y1, %B1
%Z2 = add i64 %Y2, %B2
%R = mul i64 %Z1, %Z2
ret i64 %R
; CHECK: @testbswap
; CHECK: %X1.v.i1.1 = insertelement <2 x i64> undef, i64 %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x i64> %X1.v.i1.1, i64 %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x i64> undef, i64 %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x i64> %X1.v.i0.1, i64 %A2, i32 1
; CHECK: %X1 = sub <2 x i64> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1 = call <2 x i64> @llvm.bswap.v2i64(<2 x i64> %X1)
; CHECK: %Z1 = add <2 x i64> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x i64> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x i64> %Z1, i32 1
; CHECK: %R = mul i64 %Z1.v.r1, %Z1.v.r2
; CHECK: ret i64 %R
}
; Basic depth-3 chain with ctpop
define i64 @testctpop(i64 %A1, i64 %A2, i64 %B1, i64 %B2) {
%X1 = sub i64 %A1, %B1
%X2 = sub i64 %A2, %B2
%Y1 = call i64 @llvm.ctpop.i64(i64 %X1)
%Y2 = call i64 @llvm.ctpop.i64(i64 %X2)
%Z1 = add i64 %Y1, %B1
%Z2 = add i64 %Y2, %B2
%R = mul i64 %Z1, %Z2
ret i64 %R
; CHECK: @testctpop
; CHECK: %X1.v.i1.1 = insertelement <2 x i64> undef, i64 %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x i64> %X1.v.i1.1, i64 %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x i64> undef, i64 %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x i64> %X1.v.i0.1, i64 %A2, i32 1
; CHECK: %X1 = sub <2 x i64> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1 = call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> %X1)
; CHECK: %Z1 = add <2 x i64> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x i64> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x i64> %Z1, i32 1
; CHECK: %R = mul i64 %Z1.v.r1, %Z1.v.r2
; CHECK: ret i64 %R
}
; Basic depth-3 chain with ctlz
define i64 @testctlz(i64 %A1, i64 %A2, i64 %B1, i64 %B2) {
%X1 = sub i64 %A1, %B1
%X2 = sub i64 %A2, %B2
%Y1 = call i64 @llvm.ctlz.i64(i64 %X1, i1 true)
%Y2 = call i64 @llvm.ctlz.i64(i64 %X2, i1 true)
%Z1 = add i64 %Y1, %B1
%Z2 = add i64 %Y2, %B2
%R = mul i64 %Z1, %Z2
ret i64 %R
; CHECK: @testctlz
; CHECK: %X1.v.i1.1 = insertelement <2 x i64> undef, i64 %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x i64> %X1.v.i1.1, i64 %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x i64> undef, i64 %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x i64> %X1.v.i0.1, i64 %A2, i32 1
; CHECK: %X1 = sub <2 x i64> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1 = call <2 x i64> @llvm.ctlz.v2i64(<2 x i64> %X1, i1 true)
; CHECK: %Z1 = add <2 x i64> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x i64> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x i64> %Z1, i32 1
; CHECK: %R = mul i64 %Z1.v.r1, %Z1.v.r2
; CHECK: ret i64 %R
}
; Basic depth-3 chain with ctlz
define i64 @testctlzneg(i64 %A1, i64 %A2, i64 %B1, i64 %B2) {
%X1 = sub i64 %A1, %B1
%X2 = sub i64 %A2, %B2
%Y1 = call i64 @llvm.ctlz.i64(i64 %X1, i1 true)
%Y2 = call i64 @llvm.ctlz.i64(i64 %X2, i1 false)
%Z1 = add i64 %Y1, %B1
%Z2 = add i64 %Y2, %B2
%R = mul i64 %Z1, %Z2
ret i64 %R
; CHECK: @testctlzneg
; CHECK: %X1 = sub i64 %A1, %B1
; CHECK: %X2 = sub i64 %A2, %B2
; CHECK: %Y1 = call i64 @llvm.ctlz.i64(i64 %X1, i1 true)
; CHECK: %Y2 = call i64 @llvm.ctlz.i64(i64 %X2, i1 false)
; CHECK: %Z1 = add i64 %Y1, %B1
; CHECK: %Z2 = add i64 %Y2, %B2
; CHECK: %R = mul i64 %Z1, %Z2
; CHECK: ret i64 %R
}
; Basic depth-3 chain with cttz
define i64 @testcttz(i64 %A1, i64 %A2, i64 %B1, i64 %B2) {
%X1 = sub i64 %A1, %B1
%X2 = sub i64 %A2, %B2
%Y1 = call i64 @llvm.cttz.i64(i64 %X1, i1 true)
%Y2 = call i64 @llvm.cttz.i64(i64 %X2, i1 true)
%Z1 = add i64 %Y1, %B1
%Z2 = add i64 %Y2, %B2
%R = mul i64 %Z1, %Z2
ret i64 %R
; CHECK: @testcttz
; CHECK: %X1.v.i1.1 = insertelement <2 x i64> undef, i64 %B1, i32 0
; CHECK: %X1.v.i1.2 = insertelement <2 x i64> %X1.v.i1.1, i64 %B2, i32 1
; CHECK: %X1.v.i0.1 = insertelement <2 x i64> undef, i64 %A1, i32 0
; CHECK: %X1.v.i0.2 = insertelement <2 x i64> %X1.v.i0.1, i64 %A2, i32 1
; CHECK: %X1 = sub <2 x i64> %X1.v.i0.2, %X1.v.i1.2
; CHECK: %Y1 = call <2 x i64> @llvm.cttz.v2i64(<2 x i64> %X1, i1 true)
; CHECK: %Z1 = add <2 x i64> %Y1, %X1.v.i1.2
; CHECK: %Z1.v.r1 = extractelement <2 x i64> %Z1, i32 0
; CHECK: %Z1.v.r2 = extractelement <2 x i64> %Z1, i32 1
; CHECK: %R = mul i64 %Z1.v.r1, %Z1.v.r2
; CHECK: ret i64 %R
}
; Basic depth-3 chain with cttz
define i64 @testcttzneg(i64 %A1, i64 %A2, i64 %B1, i64 %B2) {
%X1 = sub i64 %A1, %B1
%X2 = sub i64 %A2, %B2
%Y1 = call i64 @llvm.cttz.i64(i64 %X1, i1 true)
%Y2 = call i64 @llvm.cttz.i64(i64 %X2, i1 false)
%Z1 = add i64 %Y1, %B1
%Z2 = add i64 %Y2, %B2
%R = mul i64 %Z1, %Z2
ret i64 %R
; CHECK: @testcttzneg
; CHECK: %X1 = sub i64 %A1, %B1
; CHECK: %X2 = sub i64 %A2, %B2
; CHECK: %Y1 = call i64 @llvm.cttz.i64(i64 %X1, i1 true)
; CHECK: %Y2 = call i64 @llvm.cttz.i64(i64 %X2, i1 false)
; CHECK: %Z1 = add i64 %Y1, %B1
; CHECK: %Z2 = add i64 %Y2, %B2
; CHECK: %R = mul i64 %Z1, %Z2
; CHECK: ret i64 %R
}
; CHECK: declare <2 x double> @llvm.fma.v2f64(<2 x double>, <2 x double>, <2 x double>) #0
; CHECK: declare <2 x double> @llvm.fmuladd.v2f64(<2 x double>, <2 x double>, <2 x double>) #0
; CHECK: declare <2 x double> @llvm.cos.v2f64(<2 x double>) #0
; CHECK: declare <2 x double> @llvm.powi.v2f64(<2 x double>, i32) #0
; CHECK: declare <2 x double> @llvm.round.v2f64(<2 x double>) #0
; CHECK: declare <2 x double> @llvm.copysign.v2f64(<2 x double>, <2 x double>) #0
; CHECK: declare <2 x double> @llvm.ceil.v2f64(<2 x double>) #0
; CHECK: declare <2 x double> @llvm.nearbyint.v2f64(<2 x double>) #0
; CHECK: declare <2 x double> @llvm.rint.v2f64(<2 x double>) #0
; CHECK: declare <2 x double> @llvm.trunc.v2f64(<2 x double>) #0
; CHECK: declare <2 x double> @llvm.floor.v2f64(<2 x double>) #0
; CHECK: declare <2 x double> @llvm.fabs.v2f64(<2 x double>) #0
; CHECK: declare <2 x i64> @llvm.bswap.v2i64(<2 x i64>) #0
; CHECK: declare <2 x i64> @llvm.ctpop.v2i64(<2 x i64>) #0
; CHECK: declare <2 x i64> @llvm.ctlz.v2i64(<2 x i64>, i1) #0
; CHECK: declare <2 x i64> @llvm.cttz.v2i64(<2 x i64>, i1) #0
; CHECK: attributes #0 = { nounwind readnone }
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