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| author | Richard Henderson <richard.henderson@linaro.org> | 2023-04-05 14:49:59 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-04-23 08:21:19 +0100 |
| commit | 753e42eada5c790bb3727c262f2e368e81cc788f (patch) | |
| tree | 854969ea72b1ed34b29709139bafc6a4b9cc656d /tcg/arm | |
| parent | d0e66c897f2cdfb0807b76567a17d7811487fac3 (diff) | |
| download | qemu-753e42eada5c790bb3727c262f2e368e81cc788f.zip qemu-753e42eada5c790bb3727c262f2e368e81cc788f.tar.gz qemu-753e42eada5c790bb3727c262f2e368e81cc788f.tar.bz2 | |
tcg: Split out tcg_out_ext16s
We will need a backend interface for performing 16-bit sign-extend.
Use it in tcg_reg_alloc_op in the meantime.
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 | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/tcg/arm/tcg-target.c.inc b/tcg/arm/tcg-target.c.inc index b99f08a..cddf977 100644 --- a/tcg/arm/tcg-target.c.inc +++ b/tcg/arm/tcg-target.c.inc @@ -975,10 +975,10 @@ tcg_out_ext8u_cond(TCGContext *s, ARMCond cond, TCGReg rd, TCGReg rn) tcg_out_dat_imm(s, cond, ARITH_AND, rd, rn, 0xff); } -static void tcg_out_ext16s(TCGContext *s, ARMCond cond, TCGReg rd, TCGReg rn) +static void tcg_out_ext16s(TCGContext *s, TCGType t, TCGReg rd, TCGReg rn) { /* sxth */ - tcg_out32(s, 0x06bf0070 | (cond << 28) | (rd << 12) | rn); + tcg_out32(s, 0x06bf0070 | (COND_AL << 28) | (rd << 12) | rn); } static void tcg_out_ext16u(TCGContext *s, ARMCond cond, TCGReg rd, TCGReg rn) @@ -1541,7 +1541,7 @@ static bool tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *lb) tcg_out_ext8s(s, TCG_TYPE_I32, datalo, TCG_REG_R0); break; case MO_SW: - tcg_out_ext16s(s, COND_AL, datalo, TCG_REG_R0); + tcg_out_ext16s(s, TCG_TYPE_I32, datalo, TCG_REG_R0); break; default: tcg_out_mov_reg(s, COND_AL, datalo, TCG_REG_R0); @@ -2249,9 +2249,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_bswap32(s, COND_AL, args[0], args[1]); break; - case INDEX_op_ext16s_i32: - tcg_out_ext16s(s, COND_AL, args[0], args[1]); - break; case INDEX_op_ext16u_i32: tcg_out_ext16u(s, COND_AL, args[0], args[1]); break; @@ -2305,6 +2302,7 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, case INDEX_op_goto_tb: /* Always emitted via tcg_out_goto_tb. */ case INDEX_op_ext8s_i32: /* Always emitted via tcg_reg_alloc_op. */ case INDEX_op_ext8u_i32: + case INDEX_op_ext16s_i32: default: g_assert_not_reached(); } |