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| author | Deyaun Guo <guodeyuan@tsinghua.org.cn> | 2011-06-22 23:35:21 -0400 |
|---|---|---|
| committer | Deyaun Guo <guodeyuan@tsinghua.org.cn> | 2011-06-22 23:35:21 -0400 |
| commit | 5aaddc129ef1a219a29d74e78aab28526f001963 (patch) | |
| tree | b5f3a11dc9fee14d82ba095223fdd8800388375b /src/arch/mips/isa/decoder.isa | |
| parent | efb9f7c2ae124dacdd409f74ec7c4a8ab4fc032b (diff) | |
| download | gem5-5aaddc129ef1a219a29d74e78aab28526f001963.tar.xz | |
mips: fix nmsub and nmadd definitions
the -/+ signs were flipped for nmsub_s, nmsub_d, and nmadd_d
Diffstat (limited to 'src/arch/mips/isa/decoder.isa')
| -rw-r--r-- | src/arch/mips/isa/decoder.isa | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/arch/mips/isa/decoder.isa b/src/arch/mips/isa/decoder.isa index d97a141de..2185726df 100644 --- a/src/arch/mips/isa/decoder.isa +++ b/src/arch/mips/isa/decoder.isa @@ -1548,7 +1548,7 @@ decode OPCODE_HI default Unknown::unknown() { 0x6: decode FUNCTION_LO { 0x0: nmadd_s({{ Fd.sf = (-1 * Fs.sf * Ft.sf) - Fr.sf; }}); - 0x1: nmadd_d({{ Fd.df = (-1 * Fs.df * Ft.df) + Fr.df; }}); + 0x1: nmadd_d({{ Fd.df = (-1 * Fs.df * Ft.df) - Fr.df; }}); 0x6: nmadd_ps({{ Fd1.sf = -((Fs1.df * Ft1.df) + Fr1.df); Fd2.sf = -((Fs2.df * Ft2.df) + Fr2.df); @@ -1556,8 +1556,8 @@ decode OPCODE_HI default Unknown::unknown() { } 0x7: decode FUNCTION_LO { - 0x0: nmsub_s({{ Fd.sf = (-1 * Fs.sf * Ft.sf) - Fr.sf; }}); - 0x1: nmsub_d({{ Fd.df = (-1 * Fs.df * Ft.df) - Fr.df; }}); + 0x0: nmsub_s({{ Fd.sf = (-1 * Fs.sf * Ft.sf) + Fr.sf; }}); + 0x1: nmsub_d({{ Fd.df = (-1 * Fs.df * Ft.df) + Fr.df; }}); 0x6: nmsub_ps({{ Fd1.sf = -((Fs1.df * Ft1.df) - Fr1.df); Fd2.sf = -((Fs2.df * Ft2.df) - Fr2.df); |