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| author | Richard Henderson <richard.henderson@linaro.org> | 2024-12-25 22:37:13 -0800 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2025-01-16 20:57:17 -0800 |
| commit | 3dc7e1db22b8e2f058fca36fa1ab7c78ebf1a389 (patch) | |
| tree | 306dec3dc229f1bc294f0e4177d38275c66d6011 | |
| parent | 42103c4ce73d7c26c48cc48f29e694700b09a937 (diff) | |
| download | qemu-3dc7e1db22b8e2f058fca36fa1ab7c78ebf1a389.zip qemu-3dc7e1db22b8e2f058fca36fa1ab7c78ebf1a389.tar.gz qemu-3dc7e1db22b8e2f058fca36fa1ab7c78ebf1a389.tar.bz2 | |
tcg/sparc64: Use SRA, SRL for {s}extract_i64
Extracts which abut bit 32 may use 32-bit shifts.
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
| -rw-r--r-- | tcg/sparc64/tcg-target-has.h | 13 | ||||
| -rw-r--r-- | tcg/sparc64/tcg-target.c.inc | 11 |
2 files changed, 20 insertions, 4 deletions
diff --git a/tcg/sparc64/tcg-target-has.h b/tcg/sparc64/tcg-target-has.h index d9ca14c..d3ec569 100644 --- a/tcg/sparc64/tcg-target-has.h +++ b/tcg/sparc64/tcg-target-has.h @@ -33,8 +33,8 @@ extern bool use_vis3_instructions; #define TCG_TARGET_HAS_ctz_i32 0 #define TCG_TARGET_HAS_ctpop_i32 0 #define TCG_TARGET_HAS_deposit_i32 0 -#define TCG_TARGET_HAS_extract_i32 0 -#define TCG_TARGET_HAS_sextract_i32 0 +#define TCG_TARGET_HAS_extract_i32 1 +#define TCG_TARGET_HAS_sextract_i32 1 #define TCG_TARGET_HAS_extract2_i32 0 #define TCG_TARGET_HAS_negsetcond_i32 1 #define TCG_TARGET_HAS_add2_i32 1 @@ -68,8 +68,8 @@ extern bool use_vis3_instructions; #define TCG_TARGET_HAS_ctz_i64 0 #define TCG_TARGET_HAS_ctpop_i64 0 #define TCG_TARGET_HAS_deposit_i64 0 -#define TCG_TARGET_HAS_extract_i64 0 -#define TCG_TARGET_HAS_sextract_i64 0 +#define TCG_TARGET_HAS_extract_i64 1 +#define TCG_TARGET_HAS_sextract_i64 1 #define TCG_TARGET_HAS_extract2_i64 0 #define TCG_TARGET_HAS_negsetcond_i64 1 #define TCG_TARGET_HAS_add2_i64 1 @@ -83,4 +83,9 @@ extern bool use_vis3_instructions; #define TCG_TARGET_HAS_tst 1 +#define TCG_TARGET_extract_valid(type, ofs, len) \ + ((type) == TCG_TYPE_I64 && (ofs) + (len) == 32) + +#define TCG_TARGET_sextract_valid TCG_TARGET_extract_valid + #endif diff --git a/tcg/sparc64/tcg-target.c.inc b/tcg/sparc64/tcg-target.c.inc index afc778f..733cb51 100644 --- a/tcg/sparc64/tcg-target.c.inc +++ b/tcg/sparc64/tcg-target.c.inc @@ -1510,6 +1510,15 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, TCGType type, tcg_out_mb(s, a0); break; + case INDEX_op_extract_i64: + tcg_debug_assert(a2 + args[3] == 32); + tcg_out_arithi(s, a0, a1, a2, SHIFT_SRL); + break; + case INDEX_op_sextract_i64: + tcg_debug_assert(a2 + args[3] == 32); + tcg_out_arithi(s, a0, a1, a2, SHIFT_SRA); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: case INDEX_op_call: /* Always emitted via tcg_out_call. */ @@ -1559,6 +1568,8 @@ tcg_target_op_def(TCGOpcode op, TCGType type, unsigned flags) case INDEX_op_ext32u_i64: case INDEX_op_ext_i32_i64: case INDEX_op_extu_i32_i64: + case INDEX_op_extract_i64: + case INDEX_op_sextract_i64: case INDEX_op_qemu_ld_a32_i32: case INDEX_op_qemu_ld_a64_i32: case INDEX_op_qemu_ld_a32_i64: |