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py/emitnative: Reuse need_reg_all func in need_stack_settled. 

To reduce code size and code duplication.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George 2021-07-17 23:18:40 +10:00
parent cc77b30639
commit d0227d5862
1 changed files with 8 additions and 8 deletions
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16
py/emitnative.c
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@ -841,10 +841,13 @@ STATIC void need_reg_single(emit_t *emit, int reg_needed, int skip_stack_pos) {
}
}
// Ensures all unsettled registers that hold Python values are copied to the
// concrete Python stack. All registers are then free to use.
STATIC void need_reg_all(emit_t *emit) {
for (int i = 0; i < emit->stack_size; i++) {
stack_info_t *si = &emit->stack_info[i];
if (si->kind == STACK_REG) {
DEBUG_printf(" reg(%u) to local(%u)\n", si->data.u_reg, emit->stack_start + i);
si->kind = STACK_VALUE;
emit_native_mov_state_reg(emit, emit->stack_start + i, si->data.u_reg);
}
@ -871,16 +874,13 @@ STATIC vtype_kind_t load_reg_stack_imm(emit_t *emit, int reg_dest, const stack_i
}
}
// Copies all unsettled registers and immediates that are Python values into the
// concrete Python stack. This ensures the concrete Python stack holds valid
// values for the current stack_size.
// This function may clobber REG_TEMP0.
STATIC void need_stack_settled(emit_t *emit) {
DEBUG_printf(" need_stack_settled; stack_size=%d\n", emit->stack_size);
for (int i = 0; i < emit->stack_size; i++) {
stack_info_t *si = &emit->stack_info[i];
if (si->kind == STACK_REG) {
DEBUG_printf(" reg(%u) to local(%u)\n", si->data.u_reg, emit->stack_start + i);
si->kind = STACK_VALUE;
emit_native_mov_state_reg(emit, emit->stack_start + i, si->data.u_reg);
}
}
need_reg_all(emit);
for (int i = 0; i < emit->stack_size; i++) {
stack_info_t *si = &emit->stack_info[i];
if (si->kind == STACK_IMM) {