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| author | Andrew Waterman <waterman@s144.Millennium.Berkeley.EDU> | 2011-04-08 16:34:35 -0700 |
|---|---|---|
| committer | Andrew Waterman <waterman@s144.Millennium.Berkeley.EDU> | 2011-04-08 16:34:35 -0700 |
| commit | 98598ca5e2b27a49292e6dd6fd444c7838824d5a (patch) | |
| tree | 865d1009329297fc9d3f7ded8e721413ffeb90e1 /riscv/insns | |
| parent | dde934bb5bee61a730ea9407c9a086c4b0c1827a (diff) | |
| download | spike-98598ca5e2b27a49292e6dd6fd444c7838824d5a.zip spike-98598ca5e2b27a49292e6dd6fd444c7838824d5a.tar.gz spike-98598ca5e2b27a49292e6dd6fd444c7838824d5a.tar.bz2 | |
[sim] fixed multiply-high in rv32
Diffstat (limited to 'riscv/insns')
| -rw-r--r-- | riscv/insns/mulhsu.h | 2 | ||||
| -rw-r--r-- | riscv/insns/mulhu.h | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/riscv/insns/mulhsu.h b/riscv/insns/mulhsu.h index 506424d..e5f1c95 100644 --- a/riscv/insns/mulhsu.h +++ b/riscv/insns/mulhsu.h @@ -5,4 +5,4 @@ if(xpr64) RD = (int128_t(a) * uint128_t(b)) >> 64; } else - RD = sext32((sreg_t(RS1) * reg_t(RS2)) >> 32); + RD = sext32((sreg_t(RS1) * reg_t((uint32_t)RS2)) >> 32); diff --git a/riscv/insns/mulhu.h b/riscv/insns/mulhu.h index b6f45dd..6334426 100644 --- a/riscv/insns/mulhu.h +++ b/riscv/insns/mulhu.h @@ -1,4 +1,4 @@ if(xpr64) RD = (uint128_t(RS1) * uint128_t(RS2)) >> 64; else - RD = sext32((RS1 * RS2) >> 32); + RD = sext32(((uint64_t)(uint32_t)RS1 * (uint64_t)(uint32_t)RS2) >> 32); |