From bf0221771f6e58eeb60e9b259788e651a1b46089 Mon Sep 17 00:00:00 2001 From: Anton Korobeynikov Date: Thu, 16 Jul 2009 13:53:35 +0000 Subject: [PATCH] More extloads git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75950 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/SystemZ/SystemZISelLowering.cpp | 3 +++ lib/Target/SystemZ/SystemZInstrInfo.td | 20 ++++++++++++++++++++ 2 files changed, 23 insertions(+) diff --git a/lib/Target/SystemZ/SystemZISelLowering.cpp b/lib/Target/SystemZ/SystemZISelLowering.cpp index 68604208cd9..54e3b9e6923 100644 --- a/lib/Target/SystemZ/SystemZISelLowering.cpp +++ b/lib/Target/SystemZ/SystemZISelLowering.cpp @@ -52,6 +52,9 @@ SystemZTargetLowering::SystemZTargetLowering(SystemZTargetMachine &tm) : setShiftAmountType(MVT::i32); // Provide all sorts of operation actions + setLoadExtAction(ISD::SEXTLOAD, MVT::i1, Promote); + setLoadExtAction(ISD::ZEXTLOAD, MVT::i1, Promote); + setLoadExtAction(ISD::EXTLOAD, MVT::i1, Promote); setStackPointerRegisterToSaveRestore(SystemZ::R15D); setSchedulingPreference(SchedulingForLatency); diff --git a/lib/Target/SystemZ/SystemZInstrInfo.td b/lib/Target/SystemZ/SystemZInstrInfo.td index 87c53448c62..7f0439dc086 100644 --- a/lib/Target/SystemZ/SystemZInstrInfo.td +++ b/lib/Target/SystemZ/SystemZInstrInfo.td @@ -176,14 +176,20 @@ def i64immZExt32 : PatLeaf<(i64 imm), [{ }]>; // extloads +def extloadi32i8 : PatFrag<(ops node:$ptr), (i32 (extloadi8 node:$ptr))>; +def extloadi32i16 : PatFrag<(ops node:$ptr), (i32 (extloadi16 node:$ptr))>; def extloadi64i8 : PatFrag<(ops node:$ptr), (i64 (extloadi8 node:$ptr))>; def extloadi64i16 : PatFrag<(ops node:$ptr), (i64 (extloadi16 node:$ptr))>; def extloadi64i32 : PatFrag<(ops node:$ptr), (i64 (extloadi32 node:$ptr))>; +def sextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (sextloadi8 node:$ptr))>; +def sextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (sextloadi16 node:$ptr))>; def sextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (sextloadi8 node:$ptr))>; def sextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (sextloadi16 node:$ptr))>; def sextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (sextloadi32 node:$ptr))>; +def zextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (zextloadi8 node:$ptr))>; +def zextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (zextloadi16 node:$ptr))>; def zextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (zextloadi8 node:$ptr))>; def zextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (zextloadi16 node:$ptr))>; def zextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (zextloadi32 node:$ptr))>; @@ -392,6 +398,12 @@ def MOV64mi16 : Pseudo<(outs), (ins riaddr:$dst, i64imm:$src), [(store (i64 immSExt16:$src), riaddr:$dst)]>; // extloads +def MOVSX32rm8 : Pseudo<(outs GR32:$dst), (ins rriaddr:$src), + "lb\t{$dst, $src}", + [(set GR32:$dst, (sextloadi32i8 rriaddr:$src))]>; +def MOVSX32rm16 : Pseudo<(outs GR32:$dst), (ins rriaddr:$src), + "lhy\t{$dst, $src}", + [(set GR32:$dst, (sextloadi32i16 rriaddr:$src))]>; def MOVSX64rm8 : Pseudo<(outs GR64:$dst), (ins rriaddr:$src), "lgb\t{$dst, $src}", [(set GR64:$dst, (sextloadi64i8 rriaddr:$src))]>; @@ -402,6 +414,12 @@ def MOVSX64rm32 : Pseudo<(outs GR64:$dst), (ins rriaddr:$src), "lgf\t{$dst, $src}", [(set GR64:$dst, (sextloadi64i32 rriaddr:$src))]>; +def MOVZX32rm8 : Pseudo<(outs GR32:$dst), (ins rriaddr:$src), + "llc\t{$dst, $src}", + [(set GR32:$dst, (zextloadi32i8 rriaddr:$src))]>; +def MOVZX32rm16 : Pseudo<(outs GR32:$dst), (ins rriaddr:$src), + "llh\t{$dst, $src}", + [(set GR32:$dst, (zextloadi32i16 rriaddr:$src))]>; def MOVZX64rm8 : Pseudo<(outs GR64:$dst), (ins rriaddr:$src), "llgc\t{$dst, $src}", [(set GR64:$dst, (zextloadi64i8 rriaddr:$src))]>; @@ -732,6 +750,8 @@ def : Pat<(sext_inreg GR64:$src, i32), (MOVSX64rr32 (EXTRACT_SUBREG GR64:$src, subreg_32bit))>; // extload patterns +def : Pat<(extloadi32i8 rriaddr:$src), (MOVZX32rm8 rriaddr:$src)>; +def : Pat<(extloadi32i16 rriaddr:$src), (MOVZX32rm16 rriaddr:$src)>; def : Pat<(extloadi64i8 rriaddr:$src), (MOVZX64rm8 rriaddr:$src)>; def : Pat<(extloadi64i16 rriaddr:$src), (MOVZX64rm16 rriaddr:$src)>; def : Pat<(extloadi64i32 rriaddr:$src), (MOVZX64rm32 rriaddr:$src)>; -- 2.34.1