From bfe78b08471fa6daffb8e8e8e70bd5b1d3071ff6 Mon Sep 17 00:00:00 2001 From: Kito Cheng Date: Tue, 18 Feb 2020 13:47:50 +0800 Subject: [PATCH] RISC-V: Using fmv.x.w/fmv.w.x rather than fmv.x.s/fmv.s.x - fmv.x.s/fmv.s.x renamed to fmv.x.w/fmv.w.x in the latest RISC-V ISA manual. - Tested rv32gc/rv64gc on bare-metal with qemu. ChangeLog gcc/ Kito Cheng * config/riscv/riscv.c (riscv_output_move) Using fmv.x.w/fmv.w.x rather than fmv.x.s/fmv.s.x. --- gcc/ChangeLog | 5 +++++ gcc/config/riscv/riscv.c | 4 ++-- 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c2778e1d9d3..77c2a9ad810 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2020-01-21 Kito Cheng + + * config/riscv/riscv.c (riscv_output_move) Using fmv.x.w/fmv.w.x + rather than fmv.x.s/fmv.s.x. + 2020-02-18 James Greenhalgh * config/aarch64/aarch64-simd-builtins.def diff --git a/gcc/config/riscv/riscv.c b/gcc/config/riscv/riscv.c index e0205c66f26..54de0a667a4 100644 --- a/gcc/config/riscv/riscv.c +++ b/gcc/config/riscv/riscv.c @@ -1917,7 +1917,7 @@ riscv_output_move (rtx dest, rtx src) if (dest_code == REG && GP_REG_P (REGNO (dest))) { if (src_code == REG && FP_REG_P (REGNO (src))) - return dbl_p ? "fmv.x.d\t%0,%1" : "fmv.x.s\t%0,%1"; + return dbl_p ? "fmv.x.d\t%0,%1" : "fmv.x.w\t%0,%1"; if (src_code == MEM) switch (GET_MODE_SIZE (mode)) @@ -1954,7 +1954,7 @@ riscv_output_move (rtx dest, rtx src) if (FP_REG_P (REGNO (dest))) { if (!dbl_p) - return "fmv.s.x\t%0,%z1"; + return "fmv.w.x\t%0,%z1"; if (TARGET_64BIT) return "fmv.d.x\t%0,%z1"; /* in RV32, we can emulate fmv.d.x %0, x0 using fcvt.d.w */ -- 2.30.2