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aco/ra: update register file when updating phi definition

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update_renames() fills in the wrong temp id.

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Fixes: 302cb5c900 ("aco/ra: remove some redundant code")
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17295>
(cherry picked from commit 84f04fd080)
This commit is contained in:
Rhys Perry 2022-06-29 14:13:38 +01:00 • committed by Dylan Baker
parent a80fe86c5c
commit a9b3df51e0
2 changed files with 2 additions and 1 deletions
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2
.pick_status.json
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@ -1282,7 +1282,7 @@
"description": "aco/ra: update register file when updating phi definition",
"nominated": true,
"nomination_type": 1,
"resolution": 0,
"resolution": 1,
"main_sha": null,
"because_sha": "302cb5c90015e2d3e139d575b3c7165519a21228"
},

1
src/amd/compiler/aco_register_allocation.cpp
View file

@ -2012,6 +2012,7 @@ get_reg_phi(ra_ctx& ctx, IDSet& live_in, RegisterFile& register_file,
if (prev_phi) {
/* if so, just update that phi's register */
prev_phi->definitions[0].setFixed(pc.second.physReg());
register_file.fill(prev_phi->definitions[0]);
ctx.assignments[prev_phi->definitions[0].tempId()] = {pc.second.physReg(),
pc.second.regClass()};
continue;