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micro-optimization

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This commit is contained in:
Dmitry Stogov 2022-11-09 09:12:16 +03:00
parent 3535fd2fc4
commit 8660c3cd8b
1 changed files with 10 additions and 4 deletions
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14
ir_private.h
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@ -711,13 +711,16 @@ IR_ALWAYS_INLINE ir_ref ir_operands_count(ir_ctx *ctx, ir_insn *insn)
{
uint32_t flags = ir_op_flags[insn->op];
uint32_t n = IR_OPERANDS_COUNT(flags);
if (n == 4) {
if (EXPECTED(n < 4)) {
/* pass */
} else if (n == 4) {
/* MERGE or CALL */
n = ir_variable_inputs_count(insn);
if (n == 0) {
n = 2;
}
} else if (n == 5) {
} else {
IR_ASSERT(n == 5);
/* PHI */
n = ir_variable_inputs_count(&ctx->ir_base[insn->op1]) + 1;
}
@ -728,10 +731,13 @@ IR_ALWAYS_INLINE ir_ref ir_input_edges_count(ir_ctx *ctx, ir_insn *insn)
{
uint32_t flags = ir_op_flags[insn->op];
uint32_t n = IR_INPUT_EDGES_COUNT(flags);
if (n == 4) {
if (EXPECTED(n < 4)) {
/* pass */
} else if (n == 4) {
/* MERGE or CALL */
n = ir_variable_inputs_count(insn);
} else if (n == 5) {
} else {
IR_ASSERT(n == 5);
/* PHI */
n = ir_variable_inputs_count(&ctx->ir_base[insn->op1]) + 1;
}