From 9353592a5b4935860369603a8504e5f5e7ba2b5c Mon Sep 17 00:00:00 2001 From: Craig Topper Date: Tue, 7 Oct 2025 11:03:10 -0700 Subject: [PATCH] [RISCV] Add IsSignExtendingOpW to Zabha and Zalasr instructions. --- llvm/lib/Target/RISCV/RISCVInstrInfoZa.td | 4 ++-- llvm/lib/Target/RISCV/RISCVInstrInfoZalasr.td | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfoZa.td b/llvm/lib/Target/RISCV/RISCVInstrInfoZa.td index 7cf6d5ff762ff..26313e70be60b 100644 --- a/llvm/lib/Target/RISCV/RISCVInstrInfoZa.td +++ b/llvm/lib/Target/RISCV/RISCVInstrInfoZa.td @@ -140,7 +140,7 @@ def WRS_STO : WRSInst<0b000000011101, "wrs.sto">, Sched<[]>; // Zabha (Byte and Halfword Atomic Memory Operations) //===----------------------------------------------------------------------===// -let Predicates = [HasStdExtZabha] in { +let Predicates = [HasStdExtZabha], IsSignExtendingOpW = 1 in { defm AMOSWAP_B : AMO_rr_aq_rl<0b00001, 0b000, "amoswap.b">, Sched<[WriteAtomicB, ReadAtomicBA, ReadAtomicBD]>; defm AMOADD_B : AMO_rr_aq_rl<0b00000, 0b000, "amoadd.b">, @@ -181,7 +181,7 @@ defm AMOMAXU_H : AMO_rr_aq_rl<0b11100, 0b001, "amomaxu.h">, } // If Zacas extension is also implemented, Zabha further provides AMOCAS.[B|H]. -let Predicates = [HasStdExtZabha, HasStdExtZacas] in { +let Predicates = [HasStdExtZabha, HasStdExtZacas], IsSignExtendingOpW = 1 in { defm AMOCAS_B : AMO_cas_aq_rl<0b00101, 0b000, "amocas.b", GPR>; defm AMOCAS_H : AMO_cas_aq_rl<0b00101, 0b001, "amocas.h", GPR>; } diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfoZalasr.td b/llvm/lib/Target/RISCV/RISCVInstrInfoZalasr.td index 1deecd2ca6634..50ea7425437d8 100644 --- a/llvm/lib/Target/RISCV/RISCVInstrInfoZalasr.td +++ b/llvm/lib/Target/RISCV/RISCVInstrInfoZalasr.td @@ -44,7 +44,7 @@ multiclass SRL_r_aq_rl funct3, string opcodestr> { // Instructions //===----------------------------------------------------------------------===// -let Predicates = [HasStdExtZalasr] in { +let Predicates = [HasStdExtZalasr], IsSignExtendingOpW = 1 in { defm LB : LAQ_r_aq_rl<0b000, "lb">; defm LH : LAQ_r_aq_rl<0b001, "lh">; defm LW : LAQ_r_aq_rl<0b010, "lw">;