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ir3/a7xx: Fix load_global_ir3 with immediate offset

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26934>
This commit is contained in:
Connor Abbott 2024-02-01 07:09:26 -05:00 • committed by Marge Bot
parent 45c71803f9
commit 513fa1873c
1 changed files with 9 additions and 6 deletions
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15
src/freedreno/ir3/ir3_a6xx.c
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@ -338,18 +338,21 @@ emit_intrinsic_load_global_ir3(struct ir3_context *ctx,
struct ir3_instruction *load;
bool const_offset_in_bounds = nir_src_is_const(intr->src[1]) &&
nir_src_as_int(intr->src[1]) < (1 << 10) &&
nir_src_as_int(intr->src[1]) > -(1 << 10);
unsigned shift = ctx->compiler->gen >= 7 ? 2 : 0;
bool const_offset_in_bounds =
nir_src_is_const(intr->src[1]) &&
nir_src_as_int(intr->src[1]) < ((1 << 10) >> shift) &&
nir_src_as_int(intr->src[1]) > -((1 << 10) >> shift);
if (const_offset_in_bounds) {
load = ir3_LDG(b, addr, 0, create_immed(b, nir_src_as_int(intr->src[1])),
load = ir3_LDG(b, addr, 0,
create_immed(b, nir_src_as_int(intr->src[1]) << shift),
0, create_immed(b, dest_components), 0);
} else {
offset = ir3_get_src(ctx, &intr->src[1])[0];
if (ctx->compiler->gen >= 7) {
if (shift) {
/* A7XX TODO: Move to NIR for it to be properly optimized? */
offset = ir3_SHL_B(b, offset, 0, create_immed(b, 2), 0);
offset = ir3_SHL_B(b, offset, 0, create_immed(b, shift), 0);
}
load =
ir3_LDG_A(b, addr, 0, offset, 0, create_immed(b, 0), 0,