358 lines
11 KiB
LLVM
358 lines
11 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -ppc-gpr-icmps=all -verify-machineinstrs < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=a2 -mattr=-crbits -disable-ppc-cmp-opt=0 | FileCheck %s
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; RUN: llc -ppc-gpr-icmps=all -verify-machineinstrs < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=a2 -mattr=-crbits -disable-ppc-cmp-opt=0 -ppc-gen-isel=false | FileCheck --check-prefix=CHECK-NO-ISEL %s
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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-f128:128:128-v128:128:128-n32:64"
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target triple = "powerpc64-unknown-linux-gnu"
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define signext i32 @foo(i32 signext %a, i32 signext %b, i32* nocapture %c) #0 {
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; CHECK-LABEL: foo:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: cmpw 3, 4
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; CHECK-NEXT: iselgt 6, 3, 4
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; CHECK-NEXT: sub 4, 3, 4
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; CHECK-NEXT: extsw 3, 6
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; CHECK-NEXT: stw 4, 0(5)
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; CHECK-NEXT: blr
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;
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; CHECK-NO-ISEL-LABEL: foo:
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; CHECK-NO-ISEL: # %bb.0: # %entry
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; CHECK-NO-ISEL-NEXT: cmpw 3, 4
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; CHECK-NO-ISEL-NEXT: bc 12, 1, .LBB0_2
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; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
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; CHECK-NO-ISEL-NEXT: ori 6, 4, 0
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; CHECK-NO-ISEL-NEXT: b .LBB0_3
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; CHECK-NO-ISEL-NEXT: .LBB0_2: # %entry
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; CHECK-NO-ISEL-NEXT: addi 6, 3, 0
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; CHECK-NO-ISEL-NEXT: .LBB0_3: # %entry
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; CHECK-NO-ISEL-NEXT: sub 4, 3, 4
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; CHECK-NO-ISEL-NEXT: extsw 3, 6
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; CHECK-NO-ISEL-NEXT: stw 4, 0(5)
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; CHECK-NO-ISEL-NEXT: blr
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entry:
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%sub = sub nsw i32 %a, %b
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store i32 %sub, i32* %c, align 4
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%cmp = icmp sgt i32 %a, %b
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%cond = select i1 %cmp, i32 %a, i32 %b
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ret i32 %cond
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}
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define signext i32 @foo2(i32 signext %a, i32 signext %b, i32* nocapture %c) #0 {
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; CHECK-LABEL: foo2:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: slw 4, 3, 4
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; CHECK-NEXT: li 6, 0
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; CHECK-NEXT: li 3, 1
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; CHECK-NEXT: cmpwi 4, 0
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; CHECK-NEXT: stw 4, 0(5)
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; CHECK-NEXT: iselgt 3, 3, 6
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; CHECK-NEXT: blr
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;
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; CHECK-NO-ISEL-LABEL: foo2:
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; CHECK-NO-ISEL: # %bb.0: # %entry
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; CHECK-NO-ISEL-NEXT: slw 4, 3, 4
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; CHECK-NO-ISEL-NEXT: li 6, 0
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; CHECK-NO-ISEL-NEXT: li 3, 1
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; CHECK-NO-ISEL-NEXT: cmpwi 4, 0
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; CHECK-NO-ISEL-NEXT: stw 4, 0(5)
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; CHECK-NO-ISEL-NEXT: bclr 12, 1, 0
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; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
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; CHECK-NO-ISEL-NEXT: ori 3, 6, 0
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; CHECK-NO-ISEL-NEXT: blr
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entry:
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%shl = shl i32 %a, %b
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store i32 %shl, i32* %c, align 4
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%cmp = icmp sgt i32 %shl, 0
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%conv = zext i1 %cmp to i32
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ret i32 %conv
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}
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define i64 @fool(i64 %a, i64 %b, i64* nocapture %c) #0 {
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; CHECK-LABEL: fool:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: sub. 6, 3, 4
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; CHECK-NEXT: iselgt 3, 3, 4
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; CHECK-NEXT: std 6, 0(5)
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; CHECK-NEXT: blr
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;
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; CHECK-NO-ISEL-LABEL: fool:
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; CHECK-NO-ISEL: # %bb.0: # %entry
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; CHECK-NO-ISEL-NEXT: sub. 6, 3, 4
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; CHECK-NO-ISEL-NEXT: bc 12, 1, .LBB2_2
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; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
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; CHECK-NO-ISEL-NEXT: ori 3, 4, 0
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; CHECK-NO-ISEL-NEXT: b .LBB2_2
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; CHECK-NO-ISEL-NEXT: .LBB2_2: # %entry
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; CHECK-NO-ISEL-NEXT: std 6, 0(5)
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; CHECK-NO-ISEL-NEXT: blr
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entry:
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%sub = sub nsw i64 %a, %b
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store i64 %sub, i64* %c, align 8
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%cmp = icmp sgt i64 %a, %b
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%cond = select i1 %cmp, i64 %a, i64 %b
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ret i64 %cond
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}
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define i64 @foolb(i64 %a, i64 %b, i64* nocapture %c) #0 {
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; CHECK-LABEL: foolb:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: sub. 6, 3, 4
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; CHECK-NEXT: iselgt 3, 4, 3
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; CHECK-NEXT: std 6, 0(5)
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; CHECK-NEXT: blr
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;
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; CHECK-NO-ISEL-LABEL: foolb:
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; CHECK-NO-ISEL: # %bb.0: # %entry
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; CHECK-NO-ISEL-NEXT: sub. 6, 3, 4
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; CHECK-NO-ISEL-NEXT: bc 12, 1, .LBB3_1
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; CHECK-NO-ISEL-NEXT: b .LBB3_2
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; CHECK-NO-ISEL-NEXT: .LBB3_1: # %entry
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; CHECK-NO-ISEL-NEXT: addi 3, 4, 0
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; CHECK-NO-ISEL-NEXT: .LBB3_2: # %entry
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; CHECK-NO-ISEL-NEXT: std 6, 0(5)
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; CHECK-NO-ISEL-NEXT: blr
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entry:
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%sub = sub nsw i64 %a, %b
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store i64 %sub, i64* %c, align 8
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%cmp = icmp sle i64 %a, %b
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%cond = select i1 %cmp, i64 %a, i64 %b
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ret i64 %cond
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}
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define i64 @foolc(i64 %a, i64 %b, i64* nocapture %c) #0 {
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; CHECK-LABEL: foolc:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: sub. 6, 4, 3
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; CHECK-NEXT: isellt 3, 3, 4
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; CHECK-NEXT: std 6, 0(5)
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; CHECK-NEXT: blr
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;
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; CHECK-NO-ISEL-LABEL: foolc:
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; CHECK-NO-ISEL: # %bb.0: # %entry
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; CHECK-NO-ISEL-NEXT: sub. 6, 4, 3
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; CHECK-NO-ISEL-NEXT: bc 12, 0, .LBB4_2
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; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
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; CHECK-NO-ISEL-NEXT: ori 3, 4, 0
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; CHECK-NO-ISEL-NEXT: b .LBB4_2
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; CHECK-NO-ISEL-NEXT: .LBB4_2: # %entry
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; CHECK-NO-ISEL-NEXT: std 6, 0(5)
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; CHECK-NO-ISEL-NEXT: blr
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entry:
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%sub = sub nsw i64 %b, %a
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store i64 %sub, i64* %c, align 8
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%cmp = icmp sgt i64 %a, %b
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%cond = select i1 %cmp, i64 %a, i64 %b
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ret i64 %cond
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}
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define i64 @foold(i64 %a, i64 %b, i64* nocapture %c) #0 {
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; CHECK-LABEL: foold:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: sub. 6, 4, 3
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; CHECK-NEXT: iselgt 3, 3, 4
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; CHECK-NEXT: std 6, 0(5)
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; CHECK-NEXT: blr
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;
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; CHECK-NO-ISEL-LABEL: foold:
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; CHECK-NO-ISEL: # %bb.0: # %entry
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; CHECK-NO-ISEL-NEXT: sub. 6, 4, 3
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; CHECK-NO-ISEL-NEXT: bc 12, 1, .LBB5_2
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; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
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; CHECK-NO-ISEL-NEXT: ori 3, 4, 0
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; CHECK-NO-ISEL-NEXT: b .LBB5_2
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; CHECK-NO-ISEL-NEXT: .LBB5_2: # %entry
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; CHECK-NO-ISEL-NEXT: std 6, 0(5)
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; CHECK-NO-ISEL-NEXT: blr
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entry:
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%sub = sub nsw i64 %b, %a
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store i64 %sub, i64* %c, align 8
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%cmp = icmp slt i64 %a, %b
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%cond = select i1 %cmp, i64 %a, i64 %b
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ret i64 %cond
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}
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define i64 @foold2(i64 %a, i64 %b, i64* nocapture %c) #0 {
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; CHECK-LABEL: foold2:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: sub. 6, 3, 4
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; CHECK-NEXT: isellt 3, 3, 4
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; CHECK-NEXT: std 6, 0(5)
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; CHECK-NEXT: blr
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;
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; CHECK-NO-ISEL-LABEL: foold2:
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; CHECK-NO-ISEL: # %bb.0: # %entry
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; CHECK-NO-ISEL-NEXT: sub. 6, 3, 4
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; CHECK-NO-ISEL-NEXT: bc 12, 0, .LBB6_2
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; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
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; CHECK-NO-ISEL-NEXT: ori 3, 4, 0
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; CHECK-NO-ISEL-NEXT: b .LBB6_2
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; CHECK-NO-ISEL-NEXT: .LBB6_2: # %entry
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; CHECK-NO-ISEL-NEXT: std 6, 0(5)
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; CHECK-NO-ISEL-NEXT: blr
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entry:
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%sub = sub nsw i64 %a, %b
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store i64 %sub, i64* %c, align 8
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%cmp = icmp slt i64 %a, %b
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%cond = select i1 %cmp, i64 %a, i64 %b
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ret i64 %cond
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}
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define i64 @foo2l(i64 %a, i64 %b, i64* nocapture %c) #0 {
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; CHECK-LABEL: foo2l:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: sld 4, 3, 4
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; CHECK-NEXT: addi 3, 4, -1
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; CHECK-NEXT: std 4, 0(5)
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; CHECK-NEXT: nor 3, 3, 4
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; CHECK-NEXT: rldicl 3, 3, 1, 63
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; CHECK-NEXT: blr
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;
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; CHECK-NO-ISEL-LABEL: foo2l:
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; CHECK-NO-ISEL: # %bb.0: # %entry
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; CHECK-NO-ISEL-NEXT: sld 4, 3, 4
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; CHECK-NO-ISEL-NEXT: addi 3, 4, -1
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; CHECK-NO-ISEL-NEXT: std 4, 0(5)
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; CHECK-NO-ISEL-NEXT: nor 3, 3, 4
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; CHECK-NO-ISEL-NEXT: rldicl 3, 3, 1, 63
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; CHECK-NO-ISEL-NEXT: blr
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entry:
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%shl = shl i64 %a, %b
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store i64 %shl, i64* %c, align 8
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%cmp = icmp sgt i64 %shl, 0
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%conv1 = zext i1 %cmp to i64
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ret i64 %conv1
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}
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define double @food(double %a, double %b, double* nocapture %c) #0 {
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; CHECK-LABEL: food:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: fsub 0, 1, 2
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; CHECK-NEXT: fcmpu 0, 1, 2
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; CHECK-NEXT: stfd 0, 0(5)
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; CHECK-NEXT: bgtlr 0
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; CHECK-NEXT: # %bb.1: # %entry
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; CHECK-NEXT: fmr 1, 2
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; CHECK-NEXT: blr
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;
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; CHECK-NO-ISEL-LABEL: food:
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; CHECK-NO-ISEL: # %bb.0: # %entry
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; CHECK-NO-ISEL-NEXT: fsub 0, 1, 2
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; CHECK-NO-ISEL-NEXT: fcmpu 0, 1, 2
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; CHECK-NO-ISEL-NEXT: stfd 0, 0(5)
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; CHECK-NO-ISEL-NEXT: bgtlr 0
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; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
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; CHECK-NO-ISEL-NEXT: fmr 1, 2
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; CHECK-NO-ISEL-NEXT: blr
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entry:
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%sub = fsub double %a, %b
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store double %sub, double* %c, align 8
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%cmp = fcmp ogt double %a, %b
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%cond = select i1 %cmp, double %a, double %b
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ret double %cond
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}
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define float @foof(float %a, float %b, float* nocapture %c) #0 {
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; CHECK-LABEL: foof:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: fsubs 0, 1, 2
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; CHECK-NEXT: fcmpu 0, 1, 2
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; CHECK-NEXT: stfs 0, 0(5)
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; CHECK-NEXT: bgtlr 0
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; CHECK-NEXT: # %bb.1: # %entry
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; CHECK-NEXT: fmr 1, 2
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; CHECK-NEXT: blr
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;
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; CHECK-NO-ISEL-LABEL: foof:
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; CHECK-NO-ISEL: # %bb.0: # %entry
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; CHECK-NO-ISEL-NEXT: fsubs 0, 1, 2
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; CHECK-NO-ISEL-NEXT: fcmpu 0, 1, 2
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; CHECK-NO-ISEL-NEXT: stfs 0, 0(5)
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; CHECK-NO-ISEL-NEXT: bgtlr 0
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; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
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; CHECK-NO-ISEL-NEXT: fmr 1, 2
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; CHECK-NO-ISEL-NEXT: blr
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entry:
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%sub = fsub float %a, %b
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store float %sub, float* %c, align 4
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%cmp = fcmp ogt float %a, %b
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%cond = select i1 %cmp, float %a, float %b
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ret float %cond
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}
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declare i64 @llvm.ctpop.i64(i64);
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define signext i64 @fooct(i64 signext %a, i64 signext %b, i64* nocapture %c) #0 {
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; CHECK-LABEL: fooct:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: lis 6, 21845
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; CHECK-NEXT: sub 7, 3, 4
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; CHECK-NEXT: ori 6, 6, 21845
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; CHECK-NEXT: lis 9, 13107
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; CHECK-NEXT: rotldi 8, 7, 63
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; CHECK-NEXT: rldimi 6, 6, 32, 0
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; CHECK-NEXT: and 6, 8, 6
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; CHECK-NEXT: ori 8, 9, 13107
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; CHECK-NEXT: sub 6, 7, 6
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; CHECK-NEXT: rldimi 8, 8, 32, 0
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; CHECK-NEXT: lis 9, 257
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; CHECK-NEXT: rotldi 7, 6, 62
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; CHECK-NEXT: and 6, 6, 8
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; CHECK-NEXT: ori 9, 9, 257
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; CHECK-NEXT: and 7, 7, 8
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; CHECK-NEXT: lis 8, 3855
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|
|
; CHECK-NEXT: add 6, 6, 7
|
||
|
|
; CHECK-NEXT: ori 7, 8, 3855
|
||
|
|
; CHECK-NEXT: rldicl 8, 6, 60, 4
|
||
|
|
; CHECK-NEXT: rldimi 7, 7, 32, 0
|
||
|
|
; CHECK-NEXT: rldimi 9, 9, 32, 0
|
||
|
|
; CHECK-NEXT: add 6, 6, 8
|
||
|
|
; CHECK-NEXT: and 6, 6, 7
|
||
|
|
; CHECK-NEXT: mulld 6, 6, 9
|
||
|
|
; CHECK-NEXT: rldicl. 6, 6, 8, 56
|
||
|
|
; CHECK-NEXT: iselgt 3, 3, 4
|
||
|
|
; CHECK-NEXT: std 6, 0(5)
|
||
|
|
; CHECK-NEXT: blr
|
||
|
|
;
|
||
|
|
; CHECK-NO-ISEL-LABEL: fooct:
|
||
|
|
; CHECK-NO-ISEL: # %bb.0: # %entry
|
||
|
|
; CHECK-NO-ISEL-NEXT: lis 6, 21845
|
||
|
|
; CHECK-NO-ISEL-NEXT: sub 7, 3, 4
|
||
|
|
; CHECK-NO-ISEL-NEXT: ori 6, 6, 21845
|
||
|
|
; CHECK-NO-ISEL-NEXT: lis 9, 13107
|
||
|
|
; CHECK-NO-ISEL-NEXT: rotldi 8, 7, 63
|
||
|
|
; CHECK-NO-ISEL-NEXT: rldimi 6, 6, 32, 0
|
||
|
|
; CHECK-NO-ISEL-NEXT: and 6, 8, 6
|
||
|
|
; CHECK-NO-ISEL-NEXT: ori 8, 9, 13107
|
||
|
|
; CHECK-NO-ISEL-NEXT: sub 6, 7, 6
|
||
|
|
; CHECK-NO-ISEL-NEXT: rldimi 8, 8, 32, 0
|
||
|
|
; CHECK-NO-ISEL-NEXT: lis 9, 257
|
||
|
|
; CHECK-NO-ISEL-NEXT: rotldi 7, 6, 62
|
||
|
|
; CHECK-NO-ISEL-NEXT: and 6, 6, 8
|
||
|
|
; CHECK-NO-ISEL-NEXT: ori 9, 9, 257
|
||
|
|
; CHECK-NO-ISEL-NEXT: and 7, 7, 8
|
||
|
|
; CHECK-NO-ISEL-NEXT: lis 8, 3855
|
||
|
|
; CHECK-NO-ISEL-NEXT: add 6, 6, 7
|
||
|
|
; CHECK-NO-ISEL-NEXT: ori 7, 8, 3855
|
||
|
|
; CHECK-NO-ISEL-NEXT: rldicl 8, 6, 60, 4
|
||
|
|
; CHECK-NO-ISEL-NEXT: rldimi 7, 7, 32, 0
|
||
|
|
; CHECK-NO-ISEL-NEXT: rldimi 9, 9, 32, 0
|
||
|
|
; CHECK-NO-ISEL-NEXT: add 6, 6, 8
|
||
|
|
; CHECK-NO-ISEL-NEXT: and 6, 6, 7
|
||
|
|
; CHECK-NO-ISEL-NEXT: mulld 6, 6, 9
|
||
|
|
; CHECK-NO-ISEL-NEXT: rldicl. 6, 6, 8, 56
|
||
|
|
; CHECK-NO-ISEL-NEXT: bc 12, 1, .LBB10_2
|
||
|
|
; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
|
||
|
|
; CHECK-NO-ISEL-NEXT: ori 3, 4, 0
|
||
|
|
; CHECK-NO-ISEL-NEXT: b .LBB10_2
|
||
|
|
; CHECK-NO-ISEL-NEXT: .LBB10_2: # %entry
|
||
|
|
; CHECK-NO-ISEL-NEXT: std 6, 0(5)
|
||
|
|
; CHECK-NO-ISEL-NEXT: blr
|
||
|
|
entry:
|
||
|
|
%sub = sub nsw i64 %a, %b
|
||
|
|
%subc = call i64 @llvm.ctpop.i64(i64 %sub)
|
||
|
|
store i64 %subc, i64* %c, align 4
|
||
|
|
%cmp = icmp sgt i64 %subc, 0
|
||
|
|
%cond = select i1 %cmp, i64 %a, i64 %b
|
||
|
|
ret i64 %cond
|
||
|
|
}
|