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intel/brw: Explicitly map brw_reg_file into hardware values

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For now this is a no-op, but will be useful when changing the enum
to values that don't match the hardware.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30704>
This commit is contained in:
Caio Oliveira 2024-08-14 16:41:05 -07:00 • committed by Marge Bot
parent e7179232c9
commit e8f921678a
1 changed files with 23 additions and 2 deletions
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25
src/intel/compiler/brw_inst.h
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@ -204,6 +204,27 @@ brw_inst_##name(const struct intel_device_info *devinfo, const brw_inst *inst)\
#define FDC(name, hi9, lo9, hi12ex, lo12ex, hi12, lo12, assertions) \
FFDC(name, hi9, lo9, hi12ex, lo12ex, hi12, lo12, assertions)
static inline uint64_t
brw_reg_file_to_hw_reg_file(enum brw_reg_file file)
{
switch (file) {
case BRW_ARCHITECTURE_REGISTER_FILE: return 0x0;
case BRW_GENERAL_REGISTER_FILE: return 0x1;
default: /* Fallthrough. */
case BRW_IMMEDIATE_VALUE: return 0x3;
}
}
static inline enum brw_reg_file
hw_reg_file_to_brw_reg_file(uint64_t v)
{
switch (v) {
case 0x0: return BRW_ARCHITECTURE_REGISTER_FILE;
case 0x1: return BRW_GENERAL_REGISTER_FILE;
default: return BRW_IMMEDIATE_VALUE;
}
}
/* Macro for storing register file field. See variant FF below for no
* assertions.
*
@ -225,7 +246,7 @@ brw_inst_set_##name(const struct intel_device_info *devinfo, \
bool grf_or_imm; \
bool grf_or_acc; \
} args = { ._ = false, __VA_ARGS__ }; \
uint64_t value = (unsigned)file; \
uint64_t value = brw_reg_file_to_hw_reg_file(file); \
if (devinfo->ver < 12) { \
if (devinfo->ver == 11 && args.grf_or_imm) { \
assert(file == BRW_GENERAL_REGISTER_FILE || file == BRW_IMMEDIATE_VALUE); \
@ -267,7 +288,7 @@ brw_inst_##name(const struct intel_device_info *devinfo, const brw_inst *inst)\
(brw_inst_bits(inst, hi12, hi12) == 0 ? \
brw_inst_bits(inst, lo12, lo12) : 1); \
} \
return (enum brw_reg_file)value; \
return hw_reg_file_to_brw_reg_file(value); \
}
#define FF(name, hi9, lo9, hi12, lo12, ...) FFC(name, hi9, lo9, hi12, lo12, true, __VA_ARGS__)