diff options
author | Richard Henderson <richard.henderson@linaro.org> | 2023-04-05 21:16:28 -0700 |
---|---|---|
committer | Richard Henderson <richard.henderson@linaro.org> | 2023-04-23 08:46:45 +0100 |
commit | b3dfd5fc181433bd43e2163b1a94b11a548edfba (patch) | |
tree | 7378d336be6c88a7f0b2d84b21700929f23aff2c /tcg/arm | |
parent | b8b94ac6753effcfda7880d3b9ac49b530e3d2ab (diff) |
tcg: Introduce tcg_out_movext
This is common code in most qemu_{ld,st} slow paths, extending the
input value for the store helper data argument or extending the
return value from the load helper.
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/arm')
-rw-r--r-- | tcg/arm/tcg-target.c.inc | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/tcg/arm/tcg-target.c.inc b/tcg/arm/tcg-target.c.inc index 1820655ee3..ec65cb5720 100644 --- a/tcg/arm/tcg-target.c.inc +++ b/tcg/arm/tcg-target.c.inc @@ -1567,17 +1567,7 @@ static bool tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *lb) datalo = lb->datalo_reg; datahi = lb->datahi_reg; - switch (opc & MO_SSIZE) { - case MO_SB: - tcg_out_ext8s(s, TCG_TYPE_I32, datalo, TCG_REG_R0); - break; - case MO_SW: - tcg_out_ext16s(s, TCG_TYPE_I32, datalo, TCG_REG_R0); - break; - default: - tcg_out_mov_reg(s, COND_AL, datalo, TCG_REG_R0); - break; - case MO_UQ: + if ((opc & MO_SIZE) == MO_64) { if (datalo != TCG_REG_R1) { tcg_out_mov_reg(s, COND_AL, datalo, TCG_REG_R0); tcg_out_mov_reg(s, COND_AL, datahi, TCG_REG_R1); @@ -1589,7 +1579,9 @@ static bool tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *lb) tcg_out_mov_reg(s, COND_AL, datahi, TCG_REG_R1); tcg_out_mov_reg(s, COND_AL, datalo, TCG_REG_TMP); } - break; + } else { + tcg_out_movext(s, TCG_TYPE_I32, datalo, + TCG_TYPE_I32, opc & MO_SSIZE, TCG_REG_R0); } tcg_out_goto(s, COND_AL, lb->raddr); |