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| author | Richard Henderson <richard.henderson@linaro.org> | 2023-03-30 08:09:03 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-06-05 12:04:29 -0700 |
| commit | 177f648f0eacfd1a2b9a562a52297474b17b9adf (patch) | |
| tree | 2d01bd4265232e825edb7a43d59bd67dc86dba4b /tcg/tcg.c | |
| parent | d53106c997e5c8e61e37ae9ff9f0e1f243b03968 (diff) | |
| download | qemu-177f648f0eacfd1a2b9a562a52297474b17b9adf.zip qemu-177f648f0eacfd1a2b9a562a52297474b17b9adf.tar.gz qemu-177f648f0eacfd1a2b9a562a52297474b17b9adf.tar.bz2 | |
tcg: Move temp_idx and tcgv_i32_temp debug out of line
Removes a multiplicity of calls to __assert_fail, saving up
to 360kiB of .text space as measured on an x86_64 host.
Old New Less %Change
9257272 8888680 368592 3.98% qemu-system-aarch64
6100968 5911832 189136 3.10% qemu-system-riscv64
5839112 5707032 132080 2.26% qemu-system-mips
4447608 4341752 105856 2.38% qemu-system-s390x
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/tcg.c')
| -rw-r--r-- | tcg/tcg.c | 19 |
1 files changed, 19 insertions, 0 deletions
@@ -1800,6 +1800,25 @@ TCGv_vec tcg_constant_vec_matching(TCGv_vec match, unsigned vece, int64_t val) return tcg_constant_vec(t->base_type, vece, val); } +#ifdef CONFIG_DEBUG_TCG +size_t temp_idx(TCGTemp *ts) +{ + ptrdiff_t n = ts - tcg_ctx->temps; + assert(n >= 0 && n < tcg_ctx->nb_temps); + return n; +} + +TCGTemp *tcgv_i32_temp(TCGv_i32 v) +{ + uintptr_t o = (uintptr_t)v - offsetof(TCGContext, temps); + + assert(o < sizeof(TCGTemp) * tcg_ctx->nb_temps); + assert(o % sizeof(TCGTemp) == 0); + + return (void *)tcg_ctx + (uintptr_t)v; +} +#endif /* CONFIG_DEBUG_TCG */ + /* Return true if OP may appear in the opcode stream. Test the runtime variable that controls each opcode. */ bool tcg_op_supported(TCGOpcode op) |