From af7c6f8dd5b0e07e216273cd9bb00a463a6d6b0f Mon Sep 17 00:00:00 2001
From: Job Noorman <jnoorman@igalia.com>
Date: Wed, 22 Jan 2025 15:33:47 +0100
Subject: [PATCH] ir3/a7xx: disasm halfness of alias dst

Signed-off-by: Job Noorman <jnoorman@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31222>
---
 src/freedreno/ir3/tests/disasm.c | 2 ++
 src/freedreno/isa/ir3-cat7.xml   | 5 ++++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/freedreno/ir3/tests/disasm.c b/src/freedreno/ir3/tests/disasm.c
index 7291aad78de..ccd9abbc01c 100644
--- a/src/freedreno/ir3/tests/disasm.c
+++ b/src/freedreno/ir3/tests/disasm.c
@@ -505,6 +505,8 @@ static const struct test {
    INSTR_7XX(e44c0009_00000007, "alias.tex.f32.0 r2.y, c1.w"),
    /* dEQP-VK.binding_model.shader_access.primary_cmd_buf.storage_image.geometry.single_descriptor.2d_base_mip */
    INSTR_7XX(ec5501a0_00000006, "(jp)alias.tex.b32.1 r40.x, (0x6)"),
+   /* dEQP-VK.subgroups.quad.graphics.subgroupquadbroadcast_i16vec2 */
+   INSTR_7XX(e45100a0_00000002, "alias.tex.b16.0 hr40.x, h(0x2)"),
 
    INSTR_6XX(ffffffff_ffffffff, "raw 0xFFFFFFFFFFFFFFFF"),
    /* clang-format on */
diff --git a/src/freedreno/isa/ir3-cat7.xml b/src/freedreno/isa/ir3-cat7.xml
index f313a0d8d97..368e09cb218 100644
--- a/src/freedreno/isa/ir3-cat7.xml
+++ b/src/freedreno/isa/ir3-cat7.xml
@@ -309,7 +309,7 @@ SOFTWARE.
 	</doc>
 	<gen min="700"/>
 	<display>
-		{SY}{SS}{JP}{NAME}.{SCOPE}.{TYPE}{TYPE_SIZE}.{UNK} {DST}, {SRC}
+		{SY}{SS}{JP}{NAME}.{SCOPE}.{TYPE}{TYPE_SIZE}.{UNK} {DST_HALF}{DST}, {SRC}
 	</display>
 
 	<override>
@@ -348,6 +348,9 @@ SOFTWARE.
 	<derived name="SCOPE" type="#alias-scope">
 		<expr>({SCOPE_HI} &lt;&lt; 1) | {SCOPE_LO}</expr>
 	</derived>
+	<derived name="DST_HALF" type="bool" display="h">
+		<expr>{TYPE_SIZE} == 0</expr>
+	</derived>
 	<encode>
 		<map name="SRC">src->srcs[0]</map>
 		<map name="SRC_REG_TYPE">(src->srcs[0]->flags &amp; IR3_REG_CONST) ? 1 : ((src->srcs[0]->flags &amp; IR3_REG_IMMED) ? 2 : 0)</map>