From 80f2292e1340b0821a2163936129812e15380f4e Mon Sep 17 00:00:00 2001 From: Nemanja Ivanovic Date: Fri, 22 Sep 2017 11:50:25 +0000 Subject: Recommit r310809 with a fix for the spill problem This patch re-commits the patch that was pulled out due to a problem it caused, but with a fix for the problem. The fix was reviewed separately by Eric Christopher and Hal Finkel. Differential Revision: https://reviews.llvm.org/D38054 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@313978 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/CodeGen/PowerPC/testComparesigesc.ll | 68 +++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 test/CodeGen/PowerPC/testComparesigesc.ll (limited to 'test/CodeGen/PowerPC/testComparesigesc.ll') diff --git a/test/CodeGen/PowerPC/testComparesigesc.ll b/test/CodeGen/PowerPC/testComparesigesc.ll new file mode 100644 index 00000000000..cd3c99fdcc0 --- /dev/null +++ b/test/CodeGen/PowerPC/testComparesigesc.ll @@ -0,0 +1,68 @@ +; 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 +; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py +@glob = common local_unnamed_addr global i8 0, align 1 + +define signext i32 @test_igesc(i8 signext %a, i8 signext %b) { +; CHECK-LABEL: test_igesc: +; CHECK: # BB#0: # %entry +; CHECK-NEXT: sub r3, r3, r4 +; CHECK-NEXT: rldicl r3, r3, 1, 63 +; CHECK-NEXT: xori r3, r3, 1 +; CHECK-NEXT: blr +entry: + %cmp = icmp sge i8 %a, %b + %conv2 = zext i1 %cmp to i32 + ret i32 %conv2 +} + +define signext i32 @test_igesc_sext(i8 signext %a, i8 signext %b) { +; CHECK-LABEL: test_igesc_sext: +; CHECK: # BB#0: # %entry +; CHECK-NEXT: sub r3, r3, r4 +; CHECK-NEXT: rldicl r3, r3, 1, 63 +; CHECK-NEXT: addi r3, r3, -1 +; CHECK-NEXT: blr +entry: + %cmp = icmp sge i8 %a, %b + %sub = sext i1 %cmp to i32 + ret i32 %sub +} + +define void @test_igesc_store(i8 signext %a, i8 signext %b) { +; CHECK-LABEL: test_igesc_store: +; CHECK: # BB#0: # %entry +; CHECK-NEXT: addis r5, r2, .LC0@toc@ha +; CHECK-NEXT: sub r3, r3, r4 +; CHECK-NEXT: ld r12, .LC0@toc@l(r5) +; CHECK-NEXT: rldicl r3, r3, 1, 63 +; CHECK-NEXT: xori r3, r3, 1 +; CHECK-NEXT: stb r3, 0(r12) +; CHECK-NEXT: blr +entry: + %cmp = icmp sge i8 %a, %b + %conv3 = zext i1 %cmp to i8 + store i8 %conv3, i8* @glob, align 1 + ret void +} + +define void @test_igesc_sext_store(i8 signext %a, i8 signext %b) { +; CHECK-LABEL: test_igesc_sext_store: +; CHECK: # BB#0: # %entry +; CHECK-NEXT: addis r5, r2, .LC0@toc@ha +; CHECK-NEXT: sub r3, r3, r4 +; CHECK-NEXT: ld r12, .LC0@toc@l(r5) +; CHECK-NEXT: rldicl r3, r3, 1, 63 +; CHECK-NEXT: addi r3, r3, -1 +; CHECK-NEXT: stb r3, 0(r12) +; CHECK-NEXT: blr +entry: + %cmp = icmp sge i8 %a, %b + %conv3 = sext i1 %cmp to i8 + store i8 %conv3, i8* @glob, align 1 + ret void +} -- cgit v1.2.3