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GH-77273: Better bytecodes for f-strings (GH-6132)

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Mark Shannon 2023-06-14 16:15:08 +01:00 • committed by GitHub
parent 307bceaa65
commit 1d857da7f0
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15 changed files with 525 additions and 485 deletions
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18
Python/opcode_metadata.h
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@ -402,8 +402,12 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) {
return 0;
case BUILD_SLICE:
return ((oparg == 3) ? 1 : 0) + 2;
case FORMAT_VALUE:
return (((oparg & FVS_MASK) == FVS_HAVE_SPEC) ? 1 : 0) + 1;
case CONVERT_VALUE:
return 1;
case FORMAT_SIMPLE:
return 1;
case FORMAT_WITH_SPEC:
return 2;
case COPY:
return (oparg-1) + 1;
case BINARY_OP:
@ -820,7 +824,11 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) {
return 0;
case BUILD_SLICE:
return 1;
case FORMAT_VALUE:
case CONVERT_VALUE:
return 1;
case FORMAT_SIMPLE:
return 1;
case FORMAT_WITH_SPEC:
return 1;
case COPY:
return (oparg-1) + 2;
@ -1064,7 +1072,9 @@ const struct opcode_metadata _PyOpcode_opcode_metadata[512] = {
[SET_FUNCTION_ATTRIBUTE] = { true, INSTR_FMT_IB, HAS_ARG_FLAG },
[RETURN_GENERATOR] = { true, INSTR_FMT_IX, 0 },
[BUILD_SLICE] = { true, INSTR_FMT_IB, HAS_ARG_FLAG },
[FORMAT_VALUE] = { true, INSTR_FMT_IB, HAS_ARG_FLAG },
[CONVERT_VALUE] = { true, INSTR_FMT_IB, HAS_ARG_FLAG },
[FORMAT_SIMPLE] = { true, INSTR_FMT_IX, 0 },
[FORMAT_WITH_SPEC] = { true, INSTR_FMT_IX, 0 },
[COPY] = { true, INSTR_FMT_IB, HAS_ARG_FLAG },
[BINARY_OP] = { true, INSTR_FMT_IBC, HAS_ARG_FLAG },
[SWAP] = { true, INSTR_FMT_IB, HAS_ARG_FLAG },