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| author | Richard Henderson <richard.henderson@linaro.org> | 2017-10-15 13:27:56 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2017-10-24 21:47:46 +0200 |
| commit | ae8b75dc6ec808378487064922f25f1e7ea7a9be (patch) | |
| tree | 706ea97a6b29077f7dc1f73c5b2922be28c416a0 /tcg/tcg.c | |
| parent | 960c50e07746048a5c74f4dd29bb04763fc80eba (diff) | |
| download | qemu-ae8b75dc6ec808378487064922f25f1e7ea7a9be.zip | |
tcg: Introduce tcgv_{i32,i64,ptr}_{arg,temp}
Transform TCGv_* to an "argument" or a temporary.
For now, an argument is simply the temporary index.
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Emilio G. Cota <cota@braap.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/tcg.c')
| -rw-r--r-- | tcg/tcg.c | 50 |
1 files changed, 25 insertions, 25 deletions
@@ -974,7 +974,7 @@ bool tcg_op_supported(TCGOpcode op) /* Note: we convert the 64 bit args to 32 bit and do some alignment and endian swap. Maybe it would be better to do the alignment and endian swap in tcg_reg_alloc_call(). */ -void tcg_gen_callN(void *func, TCGArg ret, int nargs, TCGArg *args) +void tcg_gen_callN(void *func, TCGTemp *ret, int nargs, TCGTemp **args) { TCGContext *s = &tcg_ctx; int i, real_args, nb_rets, pi; @@ -993,7 +993,7 @@ void tcg_gen_callN(void *func, TCGArg ret, int nargs, TCGArg *args) int orig_sizemask = sizemask; int orig_nargs = nargs; TCGv_i64 retl, reth; - TCGArg split_args[MAX_OPC_PARAM]; + TCGTemp *split_args[MAX_OPC_PARAM]; TCGV_UNUSED_I64(retl); TCGV_UNUSED_I64(reth); @@ -1001,12 +1001,12 @@ void tcg_gen_callN(void *func, TCGArg ret, int nargs, TCGArg *args) for (i = real_args = 0; i < nargs; ++i) { int is_64bit = sizemask & (1 << (i+1)*2); if (is_64bit) { - TCGv_i64 orig = MAKE_TCGV_I64(args[i]); + TCGv_i64 orig = MAKE_TCGV_I64(temp_idx(args[i])); TCGv_i32 h = tcg_temp_new_i32(); TCGv_i32 l = tcg_temp_new_i32(); tcg_gen_extr_i64_i32(l, h, orig); - split_args[real_args++] = GET_TCGV_I32(h); - split_args[real_args++] = GET_TCGV_I32(l); + split_args[real_args++] = tcgv_i32_temp(h); + split_args[real_args++] = tcgv_i32_temp(l); } else { split_args[real_args++] = args[i]; } @@ -1021,13 +1021,13 @@ void tcg_gen_callN(void *func, TCGArg ret, int nargs, TCGArg *args) int is_signed = sizemask & (2 << (i+1)*2); if (!is_64bit) { TCGv_i64 temp = tcg_temp_new_i64(); - TCGv_i64 orig = MAKE_TCGV_I64(args[i]); + TCGv_i64 orig = MAKE_TCGV_I64(temp_idx(args[i])); if (is_signed) { tcg_gen_ext32s_i64(temp, orig); } else { tcg_gen_ext32u_i64(temp, orig); } - args[i] = GET_TCGV_I64(temp); + args[i] = tcgv_i64_temp(temp); } } #endif /* TCG_TARGET_EXTEND_ARGS */ @@ -1045,7 +1045,7 @@ void tcg_gen_callN(void *func, TCGArg ret, int nargs, TCGArg *args) op->next = i + 1; pi = 0; - if (ret != TCG_CALL_DUMMY_ARG) { + if (ret != NULL) { #if defined(__sparc__) && !defined(__arch64__) \ && !defined(CONFIG_TCG_INTERPRETER) if (orig_sizemask & 1) { @@ -1054,25 +1054,25 @@ void tcg_gen_callN(void *func, TCGArg ret, int nargs, TCGArg *args) two return temporaries, and reassemble below. */ retl = tcg_temp_new_i64(); reth = tcg_temp_new_i64(); - op->args[pi++] = GET_TCGV_I64(reth); - op->args[pi++] = GET_TCGV_I64(retl); + op->args[pi++] = tcgv_i64_arg(reth); + op->args[pi++] = tcgv_i64_arg(retl); nb_rets = 2; } else { - op->args[pi++] = ret; + op->args[pi++] = temp_arg(ret); nb_rets = 1; } #else if (TCG_TARGET_REG_BITS < 64 && (sizemask & 1)) { #ifdef HOST_WORDS_BIGENDIAN - op->args[pi++] = ret + 1; - op->args[pi++] = ret; + op->args[pi++] = temp_arg(ret + 1); + op->args[pi++] = temp_arg(ret); #else - op->args[pi++] = ret; - op->args[pi++] = ret + 1; + op->args[pi++] = temp_arg(ret); + op->args[pi++] = temp_arg(ret + 1); #endif nb_rets = 2; } else { - op->args[pi++] = ret; + op->args[pi++] = temp_arg(ret); nb_rets = 1; } #endif @@ -1103,17 +1103,17 @@ void tcg_gen_callN(void *func, TCGArg ret, int nargs, TCGArg *args) have to get more complicated to differentiate between stack arguments and register arguments. */ #if defined(HOST_WORDS_BIGENDIAN) != defined(TCG_TARGET_STACK_GROWSUP) - op->args[pi++] = args[i] + 1; - op->args[pi++] = args[i]; + op->args[pi++] = temp_arg(args[i] + 1); + op->args[pi++] = temp_arg(args[i]); #else - op->args[pi++] = args[i]; - op->args[pi++] = args[i] + 1; + op->args[pi++] = temp_arg(args[i]); + op->args[pi++] = temp_arg(args[i] + 1); #endif real_args += 2; continue; } - op->args[pi++] = args[i]; + op->args[pi++] = temp_arg(args[i]); real_args++; } op->args[pi++] = (uintptr_t)func; @@ -1130,8 +1130,8 @@ void tcg_gen_callN(void *func, TCGArg ret, int nargs, TCGArg *args) for (i = real_args = 0; i < orig_nargs; ++i) { int is_64bit = orig_sizemask & (1 << (i+1)*2); if (is_64bit) { - TCGv_i32 h = MAKE_TCGV_I32(args[real_args++]); - TCGv_i32 l = MAKE_TCGV_I32(args[real_args++]); + TCGv_i32 h = MAKE_TCGV_I32(temp_idx(args[real_args++])); + TCGv_i32 l = MAKE_TCGV_I32(temp_idx(args[real_args++])); tcg_temp_free_i32(h); tcg_temp_free_i32(l); } else { @@ -1142,7 +1142,7 @@ void tcg_gen_callN(void *func, TCGArg ret, int nargs, TCGArg *args) /* The 32-bit ABI returned two 32-bit pieces. Re-assemble them. Note that describing these as TCGv_i64 eliminates an unnecessary zero-extension that tcg_gen_concat_i32_i64 would create. */ - tcg_gen_concat32_i64(MAKE_TCGV_I64(ret), retl, reth); + tcg_gen_concat32_i64(MAKE_TCGV_I64(temp_idx(ret)), retl, reth); tcg_temp_free_i64(retl); tcg_temp_free_i64(reth); } @@ -1150,7 +1150,7 @@ void tcg_gen_callN(void *func, TCGArg ret, int nargs, TCGArg *args) for (i = 0; i < nargs; ++i) { int is_64bit = sizemask & (1 << (i+1)*2); if (!is_64bit) { - TCGv_i64 temp = MAKE_TCGV_I64(args[i]); + TCGv_i64 temp = MAKE_TCGV_I64(temp_idx(args[i])); tcg_temp_free_i64(temp); } } |