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panfrost/midgard/disasm: Extend print_reg to 8-bit

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Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
This commit is contained in:
Alyssa Rosenzweig 2019-04-30 04:58:52 +00:00
parent 055f6def30
commit 7469df70c8
1 changed files with 34 additions and 15 deletions
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49
src/gallium/drivers/panfrost/midgard/disassemble.c
View file

@ -67,20 +67,39 @@ print_ld_st_opcode(midgard_load_store_op op)
static bool is_embedded_constant_half = false;
static bool is_embedded_constant_int = false;
static char
prefix_for_bits(unsigned bits)
{
switch (bits) {
case 8:
return 'q';
case 16:
return 'h';
default:
return 0;
}
}
static void
print_reg(unsigned reg, bool half)
print_reg(unsigned reg, unsigned bits)
{
/* Perform basic static analysis for expanding constants correctly */
if (half && (reg >> 1) == 26) {
if ((bits == 16) && (reg >> 1) == 26) {
is_embedded_constant_half = true;
is_embedded_constant_int = is_instruction_int;
} else if (!half && reg == 26) {
} else if ((bits == 32) && reg == 26) {
is_embedded_constant_int = is_instruction_int;
} else if (bits == 8) {
/* TODO */
} else if (bits == 64) {
/* TODO */
}
if (half)
printf("h");
char prefix = prefix_for_bits(bits);
if (prefix)
putchar(prefix);
printf("r%u", reg);
}
@ -169,18 +188,18 @@ print_vector_src(unsigned src_binary, bool out_high,
printf(" /* rep_low */ ");
}
print_reg(half_reg, true);
print_reg(half_reg, 16);
} else {
if (src->rep_high)
printf(" /* rep_high */ ");
if (src->half)
print_reg(reg * 2 + src->rep_low, true);
print_reg(reg * 2 + src->rep_low, 16);
else {
if (src->rep_low)
printf(" /* rep_low */ ");
print_reg(reg, false);
print_reg(reg, 32);
}
}
@ -295,11 +314,11 @@ print_vector_field(const char *name, uint16_t *words, uint16_t reg_word,
if (out_half) {
if (out_high)
print_reg(2 * reg_info->out_reg + 1, true);
print_reg(2 * reg_info->out_reg + 1, 16);
else
print_reg(2 * reg_info->out_reg, true);
print_reg(2 * reg_info->out_reg, 16);
} else
print_reg(reg_info->out_reg, false);
print_reg(reg_info->out_reg, 32);
if (mask != 0xF) {
unsigned i;
@ -342,9 +361,9 @@ print_scalar_src(unsigned src_binary, unsigned reg)
printf("abs(");
if (src->full)
print_reg(reg, false);
print_reg(reg, 32);
else
print_reg(reg * 2 + (src->component >> 2), true);
print_reg(reg * 2 + (src->component >> 2), 16);
static const char c[4] = "xyzw";
\
@ -383,10 +402,10 @@ print_scalar_field(const char *name, uint16_t *words, uint16_t reg_word,
printf(" ");
if (alu_field->output_full)
print_reg(reg_info->out_reg, false);
print_reg(reg_info->out_reg, 32);
else
print_reg(reg_info->out_reg * 2 + (alu_field->output_component >> 2),
true);
16);
static const char c[4] = "xyzw";
printf(".%c, ",