derek.holloway
7502bf64a4
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280 lines
7.4 KiB
LLVM
280 lines
7.4 KiB
LLVM
; RUN: llc < %s -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr9 -verify-machineinstrs | FileCheck %s
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; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr9 -verify-machineinstrs | FileCheck %s
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; RUN: llc < %s -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr8 | FileCheck %s -check-prefix=CHECK-PWR8 -implicit-check-not mod[us][wd]
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; RUN: opt < %s -passes=div-rem-pairs -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr9 | \
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; RUN: llc -verify-machineinstrs | FileCheck %s -check-prefix=CHECK-DRP
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; RUN: opt < %s -passes=div-rem-pairs -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr9 | \
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; RUN: llc -verify-machineinstrs | FileCheck %s -check-prefix=CHECK-DRP
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; RUN: opt < %s -passes=div-rem-pairs -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr8 | \
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; RUN: llc -verify-machineinstrs | FileCheck %s -check-prefix=CHECK-PWR8 -implicit-check-not mod[us][wd]
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@mod_resultsw = local_unnamed_addr global i32 0, align 4
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@mod_resultud = local_unnamed_addr global i64 0, align 8
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@div_resultsw = local_unnamed_addr global i32 0, align 4
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@mod_resultuw = local_unnamed_addr global i32 0, align 4
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@div_resultuw = local_unnamed_addr global i32 0, align 4
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@div_resultsd = local_unnamed_addr global i64 0, align 8
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@mod_resultsd = local_unnamed_addr global i64 0, align 8
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@div_resultud = local_unnamed_addr global i64 0, align 8
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; Function Attrs: norecurse nounwind
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define void @modulo_sw(i32 signext %a, i32 signext %b) local_unnamed_addr {
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entry:
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%rem = srem i32 %a, %b
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store i32 %rem, ptr @mod_resultsw, align 4
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ret void
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; CHECK-LABEL: modulo_sw
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; CHECK: modsw {{[0-9]+}}, 3, 4
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; CHECK: blr
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; CHECK-PWR8-LABEL: modulo_sw
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; CHECK-PWR8: div
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; CHECK-PWR8: mull
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; CHECK-PWR8: sub
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; CHECK-PWR8: blr
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}
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; Function Attrs: norecurse nounwind readnone
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define zeroext i32 @modulo_uw(i32 zeroext %a, i32 zeroext %b) local_unnamed_addr {
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entry:
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%rem = urem i32 %a, %b
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ret i32 %rem
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; CHECK-LABEL: modulo_uw
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; CHECK: moduw {{[0-9]+}}, 3, 4
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; CHECK: blr
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; CHECK-PWR8-LABEL: modulo_uw
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; CHECK-PWR8: div
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; CHECK-PWR8: mull
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; CHECK-PWR8: sub
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; CHECK-PWR8: blr
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}
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; Function Attrs: norecurse nounwind readnone
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define i64 @modulo_sd(i64 %a, i64 %b) local_unnamed_addr {
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entry:
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%rem = srem i64 %a, %b
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ret i64 %rem
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; CHECK-LABEL: modulo_sd
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; CHECK: modsd {{[0-9]+}}, 3, 4
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; CHECK: blr
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; CHECK-PWR8-LABEL: modulo_sd
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; CHECK-PWR8: div
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; CHECK-PWR8: mull
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; CHECK-PWR8: sub
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; CHECK-PWR8: blr
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}
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; Function Attrs: norecurse nounwind
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define void @modulo_ud(i64 %a, i64 %b) local_unnamed_addr {
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entry:
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%rem = urem i64 %a, %b
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store i64 %rem, ptr @mod_resultud, align 8
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ret void
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; CHECK-LABEL: modulo_ud
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; CHECK: modud {{[0-9]+}}, 3, 4
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; CHECK: blr
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; CHECK-PWR8-LABEL: modulo_ud
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; CHECK-PWR8: div
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; CHECK-PWR8: mull
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; CHECK-PWR8: sub
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; CHECK-PWR8: blr
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}
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; Function Attrs: norecurse nounwind
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define void @modulo_div_sw(i32 signext %a, i32 signext %b) local_unnamed_addr {
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entry:
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%rem = srem i32 %a, %b
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store i32 %rem, ptr @mod_resultsw, align 4
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%div = sdiv i32 %a, %b
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store i32 %div, ptr @div_resultsw, align 4
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ret void
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; CHECK-LABEL: modulo_div_sw
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; CHECK: modsw {{[0-9]+}}, 3, 4
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; CHECK: blr
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; CHECK-DRP-LABEL: modulo_div_sw
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; CHECK-DRP-NOT: modsw
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; CHECK-DRP: div
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; CHECK-DRP-NOT: modsw
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; CHECK-DRP: mull
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; CHECK-DRP-NOT: modsw
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; CHECK-DRP: sub
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; CHECK-DRP: blr
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; CHECK-PWR8-LABEL: modulo_div_sw
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; CHECK-PWR8: div
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; CHECK-PWR8: mull
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; CHECK-PWR8: sub
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; CHECK-PWR8: blr
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}
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; Function Attrs: norecurse nounwind
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define void @modulo_div_abc_sw(i32 signext %a, i32 signext %b, i32 signext %c) local_unnamed_addr {
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entry:
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%rem = srem i32 %a, %c
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store i32 %rem, ptr @mod_resultsw, align 4
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%div = sdiv i32 %b, %c
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store i32 %div, ptr @div_resultsw, align 4
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ret void
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; CHECK-LABEL: modulo_div_abc_sw
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; CHECK: modsw {{[0-9]+}}, 3, 5
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; CHECK: blr
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; CHECK-PWR8-LABEL: modulo_div_abc_sw
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; CHECK-PWR8: div
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; CHECK-PWR8: mull
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; CHECK-PWR8: sub
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; CHECK-PWR8: blr
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}
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; Function Attrs: norecurse nounwind
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define void @modulo_div_uw(i32 zeroext %a, i32 zeroext %b) local_unnamed_addr {
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entry:
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%rem = urem i32 %a, %b
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store i32 %rem, ptr @mod_resultuw, align 4
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%div = udiv i32 %a, %b
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store i32 %div, ptr @div_resultuw, align 4
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ret void
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; CHECK-LABEL: modulo_div_uw
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; CHECK: moduw {{[0-9]+}}, 3, 4
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; CHECK: blr
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; CHECK-DRP-LABEL: modulo_div_uw
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; CHECK-DRP-NOT: moduw
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; CHECK-DRP: div
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; CHECK-DRP-NOT: moduw
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; CHECK-DRP: mull
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; CHECK-DRP-NOT: moduw
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; CHECK-DRP: sub
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; CHECK-DRP: blr
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; CHECK-PWR8-LABEL: modulo_div_uw
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; CHECK-PWR8: div
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; CHECK-PWR8: mull
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; CHECK-PWR8: sub
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; CHECK-PWR8: blr
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}
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; Function Attrs: norecurse nounwind
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define void @modulo_div_swuw(i32 signext %a, i32 signext %b) local_unnamed_addr {
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entry:
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%rem = srem i32 %a, %b
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store i32 %rem, ptr @mod_resultsw, align 4
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%div = udiv i32 %a, %b
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store i32 %div, ptr @div_resultsw, align 4
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ret void
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; CHECK-LABEL: modulo_div_swuw
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; CHECK: modsw {{[0-9]+}}, 3, 4
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; CHECK: blr
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; CHECK-PWR8-LABEL: modulo_div_swuw
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; CHECK-PWR8: div
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; CHECK-PWR8: mull
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; CHECK-PWR8: sub
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; CHECK-PWR8: blr
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}
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; Function Attrs: norecurse nounwind
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define void @modulo_div_udsd(i64 %a, i64 %b) local_unnamed_addr {
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entry:
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%rem = urem i64 %a, %b
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store i64 %rem, ptr @mod_resultud, align 8
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%div = sdiv i64 %a, %b
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store i64 %div, ptr @div_resultsd, align 8
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ret void
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; CHECK-LABEL: modulo_div_udsd
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; CHECK: modud {{[0-9]+}}, 3, 4
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; CHECK: blr
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; CHECK-PWR8-LABEL: modulo_div_udsd
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; CHECK-PWR8: div
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; CHECK-PWR8: mull
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; CHECK-PWR8: sub
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; CHECK-PWR8: blr
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}
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; Function Attrs: norecurse nounwind
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define void @modulo_const32_sw(i32 signext %a) local_unnamed_addr {
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entry:
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%rem = srem i32 %a, 32
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store i32 %rem, ptr @mod_resultsw, align 4
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ret void
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; CHECK-LABEL: modulo_const32_sw
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; CHECK-NOT: modsw
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; CHECK: srawi
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; CHECK-NOT: modsw
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; CHECK: addze
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; CHECK-NOT: modsw
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; CHECK: slwi
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; CHECK-NOT: modsw
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; CHECK: sub
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; CHECK-NOT: modsw
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; CHECK: blr
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; CHECK-PWR8-LABEL: modulo_const32_sw
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; CHECK-PWR8: srawi
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; CHECK-PWR8: addze
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; CHECK-PWR8: slwi
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; CHECK-PWR8: sub
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; CHECK-PWR8: blr
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}
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; Function Attrs: norecurse nounwind readnone
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define signext i32 @modulo_const3_sw(i32 signext %a) local_unnamed_addr {
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entry:
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%rem = srem i32 %a, 3
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ret i32 %rem
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; CHECK-LABEL: modulo_const3_sw
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; CHECK-NOT: modsw
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; CHECK: mulh
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; CHECK-NOT: modsw
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; CHECK: sub
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; CHECK-NOT: modsw
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; CHECK: blr
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; CHECK-PWR8-LABEL: modulo_const3_sw
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; CHECK-PWR8: mulh
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; CHECK-PWR8: sub
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; CHECK-PWR8: blr
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}
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; Function Attrs: norecurse nounwind readnone
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define signext i32 @const2_modulo_sw(i32 signext %a) local_unnamed_addr {
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entry:
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%rem = srem i32 2, %a
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ret i32 %rem
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; CHECK-LABEL: const2_modulo_sw
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; CHECK: modsw {{[0-9]+}}, {{[0-9]+}}, 3
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; CHECK: blr
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; CHECK-PWR8-LABEL: const2_modulo_sw
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; CHECK-PWR8: div
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; CHECK-PWR8: mull
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; CHECK-PWR8: sub
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; CHECK-PWR8: blr
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}
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; Function Attrs: norecurse nounwind
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define void @blocks_modulo_div_sw(i32 signext %a, i32 signext %b, i32 signext %c) local_unnamed_addr {
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entry:
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%div = sdiv i32 %a, %b
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store i32 %div, ptr @div_resultsw, align 4
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%cmp = icmp sgt i32 %c, 0
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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%rem = srem i32 %a, %b
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store i32 %rem, ptr @mod_resultsw, align 4
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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; CHECK-LABEL: blocks_modulo_div_sw
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; CHECK: div
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; CHECK: modsw {{[0-9]+}}, 3, 4
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; CHECK: blr
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; CHECK-DRP-LABEL: blocks_modulo_div_sw
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; CHECK-DRP-NOT: modsw
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; CHECK-DRP: div
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; CHECK-DRP-NOT: modsw
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; CHECK-DRP: mull
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; CHECK-DRP-NOT: modsw
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; CHECK-DRP: sub
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; CHECK-DRP: blr
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; CHECK-PWR8-LABEL: blocks_modulo_div_sw
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; CHECK-PWR8: div
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; CHECK-PWR8: mull
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; CHECK-PWR8: sub
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; CHECK-PWR8: blr
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}
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