Merge pull request #1573 from h-cheng/delete_vstart_write

aswaterman · web-flow · commit b3ea08457bee · 2024-01-18T19:37:01.000-08:00
vcpop.m, vfirst.m: delete unnecessary VSTART write.
diff --git a/riscv/insns/vcpop_m.h b/riscv/insns/vcpop_m.h
@@ -17,5 +17,4 @@ for (reg_t i=P.VU.vstart->read(); i<vl; ++i) {
     popcount += (vs2_lsb && do_mask);
   }
 }
-P.VU.vstart->write(0);
 WRITE_RD(popcount);
diff --git a/riscv/insns/vfirst_m.h b/riscv/insns/vfirst_m.h
@@ -14,5 +14,4 @@ for (reg_t i=P.VU.vstart->read(); i < vl; ++i) {
     break;
   }
 }
-P.VU.vstart->write(0);
 WRITE_RD(pos);

Original file line number	Diff line number	Diff line change
`@@ -17,5 +17,4 @@ for (reg_t i=P.VU.vstart->read(); i<vl; ++i) {`
`17`	`17`	`popcount += (vs2_lsb && do_mask);`
`18`	`18`	`}`
`19`	`19`	`}`
`20`		`-P.VU.vstart->write(0);`
`21`	`20`	`WRITE_RD(popcount);`
Original file line number	Diff line number	Diff line change
`@@ -14,5 +14,4 @@ for (reg_t i=P.VU.vstart->read(); i < vl; ++i) {`
`14`	`14`	`break;`
`15`	`15`	`}`
`16`	`16`	`}`
`17`		`-P.VU.vstart->write(0);`
`18`	`17`	`WRITE_RD(pos);`