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8388016: [s390x] Remove the alignment from stubGenerator

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Reviewed-by: aph, amitkumar
This commit is contained in:
Harshit Dhiman 2026-07-15 04:17:27 +00:00 committed by Amit Kumar
parent 6ae23a0d65
commit 10ec62d643
1 changed files with 6 additions and 4 deletions
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10
src/hotspot/cpu/s390/stubGenerator_s390.cpp
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@ -3306,10 +3306,12 @@ class StubGenerator: public StubCodeGenerator {
// Make room for the thawed frames and align the stack.
__ add64(Z_RET, frame::z_abi_160_size);
{ // stack alignment
__ z_lcgr(Z_RET, Z_RET); // negate Z_RET value
__ z_nill(Z_RET, -frame::alignment_in_bytes);
}
#ifdef ASSERT
__ z_tmll(Z_RET, frame::alignment_in_bytes - 1);
__ asm_assert(Assembler::bcondAllZero, FILE_AND_LINE ": size is not aligned properly", 71);
#endif // ASSERT
__ z_lcgr(Z_RET, Z_RET); // negate Z_RET value
__ resize_frame( /* offset = */ Z_RET,/* fp = */ Z_R1, /* load_fp = */ true);
__ z_lghi(Z_ARG2, kind);