[loong64] Remove flag has_double_zero_reg_set_ [v8/v8 : main]

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Liu Yu (Gerrit)

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Apr 2, 2026, 9:30:58 PM (3 days ago) Apr 2
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Zhao Jiazhong (Gerrit)

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Apr 2, 2026, 11:15:05 PM (3 days ago) Apr 2
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V8 LUCI CQ (Gerrit)

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Apr 2, 2026, 11:53:34 PM (3 days ago) Apr 2
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Change information

Commit message:
[loong64] Remove flag has_double_zero_reg_set_

and dont use kSimd128RegZero as scratch register.
Change-Id: I2b0d5427c84d27478de9c96a6f5cdfc3be9e0d94
Commit-Queue: Zhao Jiazhong <zhaojia...@loongson.cn>
Auto-Submit: Liu Yu <li...@loongson.cn>
Reviewed-by: Zhao Jiazhong <zhaojia...@loongson.cn>
Cr-Commit-Position: refs/heads/main@{#106258}
Files:
  • M src/builtins/loong64/builtins-loong64.cc
  • M src/codegen/loong64/macro-assembler-loong64.cc
  • M src/codegen/loong64/macro-assembler-loong64.h
  • M src/compiler/backend/loong64/code-generator-loong64.cc
  • M src/wasm/baseline/loong64/liftoff-assembler-loong64-inl.h
Change size: M
Delta: 5 files changed, 76 insertions(+), 97 deletions(-)
Branch: refs/heads/main
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Gerrit-Change-Number: 7702060
Gerrit-PatchSet: 6
Gerrit-Owner: Liu Yu <li...@loongson.cn>
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Gerrit-Reviewer: Zhao Jiazhong <zhaojia...@loongson.cn>
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