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8351861: RISC-V: add simple assert at arrays_equals_v #24008

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Hamlin-Li wants to merge 2 commits into from
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8351861: RISC-V: add simple assert at arrays_equals_v #24008

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dbb4176
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Mar 12, 2025
a3b7f86
assert diff registers
Mar 12, 2025
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3 changes: 3 additions & 0 deletions src/hotspot/cpu/riscv/c2_MacroAssembler_riscv.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2614,6 +2614,9 @@ void C2_MacroAssembler::clear_array_v(Register base, Register cnt) {

void C2_MacroAssembler::arrays_equals_v(Register a1, Register a2, Register result,
Register cnt1, int elem_size) {
assert(elem_size == 1 || elem_size == 2, "must be char or byte");
assert_different_registers(a1, a2, result, cnt1, t0, t1);

Label DONE;
Register tmp1 = t0;
Register tmp2 = t1;
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