[PowerPC] Eliminate integer compare instructions - vol. 3
This patch builds upon https://reviews.llvm.org/rL302810 to add
handling for the 64-bit SETEQ patterns.
Differential Revision: https://reviews.llvm.org/D33369
llvm-svn: 304286
diff --git a/llvm/test/CodeGen/PowerPC/expand-isel.ll b/llvm/test/CodeGen/PowerPC/expand-isel.ll
index 553cc3c..c8707bda 100644
--- a/llvm/test/CodeGen/PowerPC/expand-isel.ll
+++ b/llvm/test/CodeGen/PowerPC/expand-isel.ll
@@ -212,13 +212,14 @@
ret i32 %retval.0
; CHECK-LABEL: @testComplexISEL
-; CHECK: bc 12, 2, [[TRUE:.LBB[0-9]+]]
-; CHECK-NEXT: b [[SUCCESSOR:.LBB[0-9]+]]
-; CHECK-NEXT: [[TRUE]]
-; CHECK-NEXT: addi r3, r12, 0
-; CHECK-NEXT: [[SUCCESSOR]]
-; CHECK-NEXT: clrldi r3, r3, 32
-; CHECK-NEXT: blr
+; CHECK-DAG: [[LI:r[0-9]+]], 1
+; CHECK-DAG: cmplwi [[LD:r[0-9]+]], 0
+; CHECK: beq cr0, [[EQ:.LBB[0-9_]+]]
+; CHECK: blr
+; CHECK: [[EQ]]
+; CHECK: xor [[XOR:r[0-9]+]]
+; CHECK: cntlzd [[CZ:r[0-9]+]], [[XOR]]
+; CHECK: rldicl [[SH:r[0-9]+]], [[CZ]], 58, 63
}
!1 = !{!2, !2, i64 0}
diff --git a/llvm/test/CodeGen/PowerPC/logic-ops-on-compares.ll b/llvm/test/CodeGen/PowerPC/logic-ops-on-compares.ll
index 9c4658d..df021c2 100644
--- a/llvm/test/CodeGen/PowerPC/logic-ops-on-compares.ll
+++ b/llvm/test/CodeGen/PowerPC/logic-ops-on-compares.ll
@@ -7,8 +7,8 @@
; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
; Function Attrs: nounwind
-define signext i32 @test(i32 signext %a, i32 signext %b, i32 signext %c) {
-; CHECK-LABEL: test:
+define signext i32 @logic_ne_32(i32 signext %a, i32 signext %b, i32 signext %c) {
+; CHECK-LABEL: logic_ne_32:
; CHECK: xor r7, r3, r4
; CHECK-NEXT: li r6, 55
; CHECK-NEXT: xor r5, r5, r6
@@ -65,5 +65,66 @@
}
+; Function Attrs: nounwind
+define i64 @logic_ne_64(i64 %a, i64 %b, i64 %c) {
+; CHECK-LABEL: logic_ne_64:
+; CHECK: xor r7, r3, r4
+; CHECK-NEXT: li r6, 55
+; CHECK-NEXT: xor r5, r5, r6
+; CHECK-NEXT: or r7, r7, r4
+; CHECK-NEXT: cntlzd r6, r7
+; CHECK-NEXT: cntlzd r5, r5
+; CHECK-NEXT: rldicl r6, r6, 58, 63
+; CHECK-NEXT: rldicl r5, r5, 58, 63
+; CHECK-NEXT: or. r5, r6, r5
+; CHECK-NEXT: bc 4, 1
+entry:
+ %tobool = icmp eq i64 %a, %b
+ %tobool1 = icmp eq i64 %b, 0
+ %or.cond = and i1 %tobool, %tobool1
+ %tobool3 = icmp eq i64 %c, 55
+ %or.cond5 = or i1 %or.cond, %tobool3
+ br i1 %or.cond5, label %if.end, label %if.then
+
+if.then: ; preds = %entry
+ %call = tail call i64 @foo64(i64 %a) #2
+ br label %return
+
+if.end: ; preds = %entry
+ %call4 = tail call i64 @bar64(i64 %b) #2
+ br label %return
+
+return: ; preds = %if.end, %if.then
+ %retval.0 = phi i64 [ %call4, %if.end ], [ %call, %if.then ]
+ ret i64 %retval.0
+}
+
+define void @neg_truncate_i64(i64 *%ptr) {
+; CHECK-LABEL: neg_truncate_i64:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: ld r3, 0(r3)
+; CHECK-NEXT: rldicl. r3, r3, 0, 63
+; CHECK-NEXT: bclr 12, 2, 0
+; CHECK-NEXT: # BB#1: # %if.end29.thread136
+; CHECK-NEXT: .LBB3_2: # %if.end29
+entry:
+ %0 = load i64, i64* %ptr, align 4
+ %rem17127 = and i64 %0, 1
+ %cmp18 = icmp eq i64 %rem17127, 0
+ br label %if.else
+
+if.else: ; preds = %entry
+ br i1 %cmp18, label %if.end29, label %if.end29.thread136
+
+if.end29.thread136: ; preds = %if.else
+ unreachable
+
+if.end29: ; preds = %if.else
+ ret void
+
+}
+
declare signext i32 @foo(i32 signext)
declare signext i32 @bar(i32 signext)
+declare i64 @foo64(i64)
+declare i64 @bar64(i64)
diff --git a/llvm/test/CodeGen/PowerPC/testComparesieqsll.ll b/llvm/test/CodeGen/PowerPC/testComparesieqsll.ll
new file mode 100644
index 0000000..57c7365
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/testComparesieqsll.ll
@@ -0,0 +1,134 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -O2 \
+; RUN: -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
+; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -O2 \
+; RUN: -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
+; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
+; ModuleID = 'ComparisonTestCases/testComparesieqsll.c'
+
+@glob = common local_unnamed_addr global i64 0, align 8
+
+; Function Attrs: norecurse nounwind readnone
+define signext i32 @test_ieqsll(i64 %a, i64 %b) {
+; CHECK-LABEL: test_ieqsll:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv = zext i1 %cmp to i32
+ ret i32 %conv
+}
+
+; Function Attrs: norecurse nounwind readnone
+define signext i32 @test_ieqsll_sext(i64 %a, i64 %b) {
+; CHECK-LABEL: test_ieqsll_sext:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %sub = sext i1 %cmp to i32
+ ret i32 %sub
+}
+
+; Function Attrs: norecurse nounwind readnone
+define signext i32 @test_ieqsll_z(i64 %a) {
+; CHECK-LABEL: test_ieqsll_z:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv = zext i1 %cmp to i32
+ ret i32 %conv
+}
+
+; Function Attrs: norecurse nounwind readnone
+define signext i32 @test_ieqsll_sext_z(i64 %a) {
+; CHECK-LABEL: test_ieqsll_sext_z:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %sub = sext i1 %cmp to i32
+ ret i32 %sub
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_ieqsll_store(i64 %a, i64 %b) {
+; CHECK-LABEL: test_ieqsll_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r5, r2, .LC0@toc@ha
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: ld r12, .LC0@toc@l(r5)
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: std r3, 0(r12)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv1 = zext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_ieqsll_sext_store(i64 %a, i64 %b) {
+; CHECK-LABEL: test_ieqsll_sext_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r5, r2, .LC0@toc@ha
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: ld r12, .LC0@toc@l(r5)
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: std r3, 0(r12)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv1 = sext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_ieqsll_z_store(i64 %a) {
+; CHECK-LABEL: test_ieqsll_z_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r4, r2, .LC0@toc@ha
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: ld r4, .LC0@toc@l(r4)
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: std r3, 0(r4)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv1 = zext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_ieqsll_sext_z_store(i64 %a) {
+; CHECK-LABEL: test_ieqsll_sext_z_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r4, r2, .LC0@toc@ha
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: ld r4, .LC0@toc@l(r4)
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: std r3, 0(r4)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv1 = sext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
diff --git a/llvm/test/CodeGen/PowerPC/testComparesiequll.ll b/llvm/test/CodeGen/PowerPC/testComparesiequll.ll
new file mode 100644
index 0000000..c289290
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/testComparesiequll.ll
@@ -0,0 +1,134 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -O2 \
+; RUN: -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
+; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -O2 \
+; RUN: -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
+; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
+; ModuleID = 'ComparisonTestCases/testComparesiequll.c'
+
+@glob = common local_unnamed_addr global i64 0, align 8
+
+; Function Attrs: norecurse nounwind readnone
+define signext i32 @test_iequll(i64 %a, i64 %b) {
+; CHECK-LABEL: test_iequll:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv = zext i1 %cmp to i32
+ ret i32 %conv
+}
+
+; Function Attrs: norecurse nounwind readnone
+define signext i32 @test_iequll_sext(i64 %a, i64 %b) {
+; CHECK-LABEL: test_iequll_sext:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %sub = sext i1 %cmp to i32
+ ret i32 %sub
+}
+
+; Function Attrs: norecurse nounwind readnone
+define signext i32 @test_iequll_z(i64 %a) {
+; CHECK-LABEL: test_iequll_z:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv = zext i1 %cmp to i32
+ ret i32 %conv
+}
+
+; Function Attrs: norecurse nounwind readnone
+define signext i32 @test_iequll_sext_z(i64 %a) {
+; CHECK-LABEL: test_iequll_sext_z:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %sub = sext i1 %cmp to i32
+ ret i32 %sub
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_iequll_store(i64 %a, i64 %b) {
+; CHECK-LABEL: test_iequll_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r5, r2, .LC0@toc@ha
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: ld r12, .LC0@toc@l(r5)
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: std r3, 0(r12)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv1 = zext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_iequll_sext_store(i64 %a, i64 %b) {
+; CHECK-LABEL: test_iequll_sext_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r5, r2, .LC0@toc@ha
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: ld r12, .LC0@toc@l(r5)
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: std r3, 0(r12)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv1 = sext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_iequll_z_store(i64 %a) {
+; CHECK-LABEL: test_iequll_z_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r4, r2, .LC0@toc@ha
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: ld r4, .LC0@toc@l(r4)
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: std r3, 0(r4)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv1 = zext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_iequll_sext_z_store(i64 %a) {
+; CHECK-LABEL: test_iequll_sext_z_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r4, r2, .LC0@toc@ha
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: ld r4, .LC0@toc@l(r4)
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: std r3, 0(r4)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv1 = sext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
diff --git a/llvm/test/CodeGen/PowerPC/testCompareslleqsll.ll b/llvm/test/CodeGen/PowerPC/testCompareslleqsll.ll
new file mode 100644
index 0000000..4797ddf
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/testCompareslleqsll.ll
@@ -0,0 +1,133 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -O2 \
+; RUN: -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
+; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -O2 \
+; RUN: -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
+; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
+
+@glob = common local_unnamed_addr global i64 0, align 8
+
+; Function Attrs: norecurse nounwind readnone
+define i64 @test_lleqsll(i64 %a, i64 %b) {
+; CHECK-LABEL: test_lleqsll:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv1 = zext i1 %cmp to i64
+ ret i64 %conv1
+}
+
+; Function Attrs: norecurse nounwind readnone
+define i64 @test_lleqsll_sext(i64 %a, i64 %b) {
+; CHECK-LABEL: test_lleqsll_sext:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv1 = sext i1 %cmp to i64
+ ret i64 %conv1
+}
+
+; Function Attrs: norecurse nounwind readnone
+define i64 @test_lleqsll_z(i64 %a) {
+; CHECK-LABEL: test_lleqsll_z:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv1 = zext i1 %cmp to i64
+ ret i64 %conv1
+}
+
+; Function Attrs: norecurse nounwind readnone
+define i64 @test_lleqsll_sext_z(i64 %a) {
+; CHECK-LABEL: test_lleqsll_sext_z:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv1 = sext i1 %cmp to i64
+ ret i64 %conv1
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_lleqsll_store(i64 %a, i64 %b) {
+; CHECK-LABEL: test_lleqsll_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r5, r2, .LC0@toc@ha
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: ld r12, .LC0@toc@l(r5)
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: std r3, 0(r12)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv1 = zext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_lleqsll_sext_store(i64 %a, i64 %b) {
+; CHECK-LABEL: test_lleqsll_sext_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r5, r2, .LC0@toc@ha
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: ld r12, .LC0@toc@l(r5)
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: std r3, 0(r12)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv1 = sext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_lleqsll_z_store(i64 %a) {
+; CHECK-LABEL: test_lleqsll_z_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r4, r2, .LC0@toc@ha
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: ld r4, .LC0@toc@l(r4)
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: std r3, 0(r4)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv1 = zext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_lleqsll_sext_z_store(i64 %a) {
+; CHECK-LABEL: test_lleqsll_sext_z_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r4, r2, .LC0@toc@ha
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: ld r4, .LC0@toc@l(r4)
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: std r3, 0(r4)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv1 = sext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
diff --git a/llvm/test/CodeGen/PowerPC/testComparesllequll.ll b/llvm/test/CodeGen/PowerPC/testComparesllequll.ll
new file mode 100644
index 0000000..4dc7be6
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/testComparesllequll.ll
@@ -0,0 +1,133 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -O2 \
+; RUN: -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
+; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -O2 \
+; RUN: -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
+; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
+
+@glob = common local_unnamed_addr global i64 0, align 8
+
+; Function Attrs: norecurse nounwind readnone
+define i64 @test_llequll(i64 %a, i64 %b) {
+; CHECK-LABEL: test_llequll:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv1 = zext i1 %cmp to i64
+ ret i64 %conv1
+}
+
+; Function Attrs: norecurse nounwind readnone
+define i64 @test_llequll_sext(i64 %a, i64 %b) {
+; CHECK-LABEL: test_llequll_sext:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv1 = sext i1 %cmp to i64
+ ret i64 %conv1
+}
+
+; Function Attrs: norecurse nounwind readnone
+define i64 @test_llequll_z(i64 %a) {
+; CHECK-LABEL: test_llequll_z:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv1 = zext i1 %cmp to i64
+ ret i64 %conv1
+}
+
+; Function Attrs: norecurse nounwind readnone
+define i64 @test_llequll_sext_z(i64 %a) {
+; CHECK-LABEL: test_llequll_sext_z:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv1 = sext i1 %cmp to i64
+ ret i64 %conv1
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_llequll_store(i64 %a, i64 %b) {
+; CHECK-LABEL: test_llequll_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r5, r2, .LC0@toc@ha
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: ld r12, .LC0@toc@l(r5)
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: std r3, 0(r12)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv1 = zext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_llequll_sext_store(i64 %a, i64 %b) {
+; CHECK-LABEL: test_llequll_sext_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r5, r2, .LC0@toc@ha
+; CHECK-NEXT: xor r3, r3, r4
+; CHECK-NEXT: ld r12, .LC0@toc@l(r5)
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: std r3, 0(r12)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, %b
+ %conv1 = sext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_llequll_z_store(i64 %a) {
+; CHECK-LABEL: test_llequll_z_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r4, r2, .LC0@toc@ha
+; CHECK-NEXT: cntlzd r3, r3
+; CHECK-NEXT: ld r4, .LC0@toc@l(r4)
+; CHECK-NEXT: rldicl r3, r3, 58, 63
+; CHECK-NEXT: std r3, 0(r4)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv1 = zext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}
+
+; Function Attrs: norecurse nounwind
+define void @test_llequll_sext_z_store(i64 %a) {
+; CHECK-LABEL: test_llequll_sext_z_store:
+; CHECK: # BB#0: # %entry
+; CHECK-NEXT: addis r4, r2, .LC0@toc@ha
+; CHECK-NEXT: addic r3, r3, -1
+; CHECK-NEXT: ld r4, .LC0@toc@l(r4)
+; CHECK-NEXT: subfe r3, r3, r3
+; CHECK-NEXT: std r3, 0(r4)
+; CHECK-NEXT: blr
+entry:
+ %cmp = icmp eq i64 %a, 0
+ %conv1 = sext i1 %cmp to i64
+ store i64 %conv1, i64* @glob, align 8
+ ret void
+}