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fix(vf): vfclass should not set xstatus.FS to dirty #595

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Merged
Tang-Haojin merged 2 commits into from
Oct 22, 2024
Merged

fix(vf): vfclass should not set xstatus.FS to dirty #595

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8c737f6
fix(vf): vfclass should not set xstatus.FS to dirty
Tang-Haojin Oct 22, 2024
8854e4c
gg
Tang-Haojin Oct 22, 2024
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fix(vf): vfclass should not set xstatus.FS to dirty
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@Tang-Haojin
Tang-Haojin committed Oct 22, 2024
commit 8c737f63197b6233d16679b8e93de53fd8931f91
12 changes: 8 additions & 4 deletions src/isa/riscv64/instr/rvv/vcompute_impl.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1090,8 +1090,10 @@ void floating_arthimetic_instr(int opcode, int is_signed, int widening, int dest
}
check_vstart_exception(s);
if(check_vstart_ignore(s)) {
fp_set_dirty();
vp_set_dirty();
if (opcode != FCLASS) {
fp_set_dirty();
vp_set_dirty();
}
return;
}
for(word_t idx = vstart->val; idx < vl->val; idx ++) {
Expand Down Expand Up @@ -1259,8 +1261,10 @@ void floating_arthimetic_instr(int opcode, int is_signed, int widening, int dest

rtl_li(s, s0, 0);
vcsr_write(IDXVSTART, s0);
fp_set_dirty();
vp_set_dirty();
if (opcode != FCLASS) {
fp_set_dirty();
vp_set_dirty();
}
}

void mask_instr(int opcode, Decode *s) {
Expand Down