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agx: add immediate load ts/ss encodings

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TellowKrinkle found this by experimentation. Seems to work great.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36257>
This commit is contained in:
Alyssa Rosenzweig 2025-07-18 21:03:47 -04:00 • committed by Marge Bot
parent e48d1ca349
commit 3a798e58e5
2 changed files with 25 additions and 4 deletions
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27
src/asahi/isa/AGX2.xml
View file

@ -274,6 +274,11 @@
<property name="size64"/>
</encoding>
<encoding name="ureg64_shift2">
<immediate name="uniform" bit="0:6" shift="2"/>
<property name="size64"/>
</encoding>
<encoding name="exreg16">
<immediate name="reg" bit="0:7"/>
</encoding>
@ -283,6 +288,20 @@
<property name="size32"/>
</encoding>
<encoding name="heap_offs">
<case>
<exact bit="31">0</exact>
<immediate name="reg" bit="0:8"/>
<property name="size32"/>
</case>
<case>
<exact bit="31">1</exact>
<immediate name="imm" bit="0:30"/>
<property name="size32"/>
</case>
</encoding>
<encoding name="atomic_dest">
<case>
<exact bit="8">1</exact>
@ -1363,16 +1382,16 @@
<ins name="tex_state_store" length="8" display="load">
<exact bit="0:7 20">111101101</exact>
<dest kind="ts" bit="8:14"/>
<src kind="ureg64" bit="58:63"/>
<src kind="exreg32" bit="27:33"/>
<src kind="ureg64_shift2" bit="59:63"/>
<src kind="heap_offs" bit="26:56 58"/>
<modifier name="group" kind="group" bit="16"/>
</ins>
<ins name="sampler_state_store" length="8" display="load">
<exact bit="0:7 20">110101101</exact>
<dest kind="ss" bit="8:14"/>
<src kind="ureg64" bit="58:63"/>
<src kind="exreg32" bit="27:33"/>
<src kind="ureg64_shift2" bit="59:63"/>
<src kind="heap_offs" bit="26:56 58"/>
<modifier name="group" kind="group" bit="16"/>
</ins>

2
src/asahi/isa/test/cases.txt
View file

@ -491,6 +491,7 @@ a191014000000000 ldcf r4_r5_r6, cf1
a191024000000000 ldcf r4_r5_r6, cf2
a191034000000000 ldcf r4_r5_r6, cf3
ad01100800000010 load ss1, du4, r1, a
ad01116001000024 load ss1, du8, 88, b
b1800080004a00000a00 imgwblk r0l, ts0, r0, 0, 2d, u8norm
b1848480024a00000a00 imgwblk r1l, ts2, r2, 0, explicit_coords, 2d, u8norm
b1880680004880000a00 imgwblk r2l, ts0, r3, 0, 2d_ms_array, u8norm
@ -536,6 +537,7 @@ d500688c10500c00 atomic _, r6_r7, du12, r3.sx, cmpxchg, coherent1, a
d501248c10500600 atomic _, r3, du10, r1.sx, imax, coherent1, a
d508288c10d01000 atomic r1, r8_r9, du12, r1.sx, cmpxchg, coherent1, a
d509a48c10d00800 atomic r1, r4, du10, r5.sx, imax, coherent1, a
ed00100001000024 load ts0, du8, 64, a
ed01100800000000 load ts1, du0, r1, a
ed02100800000008 load ts2, du2, r1, a
ed02100800000018 load ts2, du6, r1, a