From 98a8bb4c52b87193a47cf82ae0aa1ef673749b84 Mon Sep 17 00:00:00 2001 From: Jonas Paulsson Date: Mon, 26 Oct 2015 15:03:49 +0000 Subject: [PATCH] [SystemZ] LTGFR use regclass should be GR32, not GR64. Discovered by testing int-cmp-44.ll with -verify-machineinstrs (added to test run). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@251299 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/SystemZ/SystemZInstrInfo.td | 2 +- test/CodeGen/SystemZ/int-cmp-44.ll | 3 ++- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/lib/Target/SystemZ/SystemZInstrInfo.td b/lib/Target/SystemZ/SystemZInstrInfo.td index 5343ebaec19..628c51a48ef 100644 --- a/lib/Target/SystemZ/SystemZInstrInfo.td +++ b/lib/Target/SystemZ/SystemZInstrInfo.td @@ -424,7 +424,7 @@ let hasSideEffects = 0 in { def LGFR : UnaryRRE<"lgf", 0xB914, sext32, GR64, GR32>; } let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in - def LTGFR : UnaryRRE<"ltgf", 0xB912, null_frag, GR64, GR64>; + def LTGFR : UnaryRRE<"ltgf", 0xB912, null_frag, GR64, GR32>; // Match 32-to-64-bit sign extensions in which the source is already // in a 64-bit register. diff --git a/test/CodeGen/SystemZ/int-cmp-44.ll b/test/CodeGen/SystemZ/int-cmp-44.ll index 97d48521254..a87dccd4ac2 100644 --- a/test/CodeGen/SystemZ/int-cmp-44.ll +++ b/test/CodeGen/SystemZ/int-cmp-44.ll @@ -1,7 +1,8 @@ ; Test that compares are omitted if CC already has the right value ; (z10 version). ; -; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 -no-integrated-as | FileCheck %s +; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 -no-integrated-as \ +; RUN: -verify-machineinstrs| FileCheck %s declare void @foo() -- 2.34.1