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[riscv64][baseline] Add func FixOnHeapReferences

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-- 3059689: [baseline] Fallback to handle references on heap compilation | https://chromium-review.googlesource.com/c/v8/v8/+/3059689

Change-Id: Ie055e181e5081d7acb2195ae41abaecdd0f68989
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3062030
Commit-Queue: Yahan Lu <yahan@iscas.ac.cn>
Commit-Queue: Ji Qiu <qiuji@iscas.ac.cn>
Auto-Submit: Yahan Lu <yahan@iscas.ac.cn>
Reviewed-by: Ji Qiu <qiuji@iscas.ac.cn>
Cr-Commit-Position: refs/heads/master@{#76014}
This commit is contained in:
Lu Yahan 2021-07-30 17:08:23 +08:00 committed by V8 LUCI CQ
parent 767101e7cd
commit e82b368b67
2 changed files with 7 additions and 0 deletions
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2
src/codegen/riscv64/assembler-riscv64.cc
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@ -2758,6 +2758,8 @@ void Assembler::RelocateRelativeReference(RelocInfo::Mode rmode, Address pc,
}
}
void Assembler::FixOnHeapReferences() { UNIMPLEMENTED(); }
void Assembler::GrowBuffer() {
DEBUG_PRINTF("GrowBuffer: %p -> ", buffer_start_);
// Compute new buffer size.

5
src/codegen/riscv64/assembler-riscv64.h
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@ -354,6 +354,11 @@ class V8_EXPORT_PRIVATE Assembler : public AssemblerBase {
// ---------------------------------------------------------------------------
// Code generation.
// This function is called when on-heap-compilation invariants are
// invalidated. For instance, when the assembler buffer grows or a GC happens
// between Code object allocation and Code object finalization.
void FixOnHeapReferences();
// Insert the smallest number of nop instructions
// possible to align the pc offset to a multiple
// of m. m must be a power of 2 (>= 4).