[llvm] 05f70f7 - [RISCV] Add IsSignExtendingOpW to LR_W and SC_W as well. NFC

[Craig Topper via llvm-commits]

Author: Craig Topper
Date: 2023-11-15T09:56:36-08:00
New Revision: 05f70f7987f6bb34393b6ea0781c1060234a22ea

URL: https://github.com/llvm/llvm-project/commit/05f70f7987f6bb34393b6ea0781c1060234a22ea
DIFF: https://github.com/llvm/llvm-project/commit/05f70f7987f6bb34393b6ea0781c1060234a22ea.diff

LOG: [RISCV] Add IsSignExtendingOpW to LR_W and SC_W as well. NFC

These instructions don't exist in the CodeGen pipeline early
enough for RISCVOptWInstrs to see them, but they still have the property.

Added: 
    

Modified: 
    llvm/lib/Target/RISCV/RISCVInstrInfoA.td

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Target/RISCV/RISCVInstrInfoA.td b/llvm/lib/Target/RISCV/RISCVInstrInfoA.td
index c9ff9b4872d4aba..c8301fcc6b93886 100644
--- a/llvm/lib/Target/RISCV/RISCVInstrInfoA.td
+++ b/llvm/lib/Target/RISCV/RISCVInstrInfoA.td
@@ -48,12 +48,10 @@ multiclass AMO_rr_aq_rl<bits<5> funct5, bits<3> funct3, string opcodestr> {
 // Instructions
 //===----------------------------------------------------------------------===//
 
-let Predicates = [HasStdExtA] in {
+let Predicates = [HasStdExtA], IsSignExtendingOpW = 1 in {
 defm LR_W       : LR_r_aq_rl<0b010, "lr.w">, Sched<[WriteAtomicLDW, ReadAtomicLDW]>;
 defm SC_W       : AMO_rr_aq_rl<0b00011, 0b010, "sc.w">,
                   Sched<[WriteAtomicSTW, ReadAtomicSTW, ReadAtomicSTW]>;
-
-let IsSignExtendingOpW = 1 in {
 defm AMOSWAP_W  : AMO_rr_aq_rl<0b00001, 0b010, "amoswap.w">,
                   Sched<[WriteAtomicW, ReadAtomicWA, ReadAtomicWD]>;
 defm AMOADD_W   : AMO_rr_aq_rl<0b00000, 0b010, "amoadd.w">,
@@ -72,7 +70,6 @@ defm AMOMINU_W  : AMO_rr_aq_rl<0b11000, 0b010, "amominu.w">,
                   Sched<[WriteAtomicW, ReadAtomicWA, ReadAtomicWD]>;
 defm AMOMAXU_W  : AMO_rr_aq_rl<0b11100, 0b010, "amomaxu.w">,
                   Sched<[WriteAtomicW, ReadAtomicWA, ReadAtomicWD]>;
-}
 } // Predicates = [HasStdExtA]
 
 let Predicates = [HasStdExtA, IsRV64] in {