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| author | Andrew Waterman <andrew@sifive.com> | 2020-06-04 21:36:24 -0700 |
|---|---|---|
| committer | Andrew Waterman <andrew@sifive.com> | 2020-06-04 21:37:22 -0700 |
| commit | a37867a27cca5ac758c01016686a6754d6f3ab9e (patch) | |
| tree | 31f4e50808a53831b9af3ceac45ef44f05b62f5b /src/dep-table.tex | |
| parent | 3921122cf3cc1257c61901f2acba1a1f6d316575 (diff) | |
| download | riscv-isa-manual-a37867a27cca5ac758c01016686a6754d6f3ab9e.zip riscv-isa-manual-a37867a27cca5ac758c01016686a6754d6f3ab9e.tar.gz riscv-isa-manual-a37867a27cca5ac758c01016686a6754d6f3ab9e.tar.bz2 | |
FADD/FSUB can't raise UF, hence, no PPO dependence
Resolves #527
Diffstat (limited to 'src/dep-table.tex')
| -rw-r--r-- | src/dep-table.tex | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/dep-table.tex b/src/dep-table.tex index a54ed03..de08546 100644 --- a/src/dep-table.tex +++ b/src/dep-table.tex @@ -317,9 +317,9 @@ $^\ddagger$The instruction carries dependencies from source register(s) to desti \cline{2-4} FNMADD.S & {\em rs1}, {\em rs2}, {\em rs3}, frm$^*$ & {\em rd} & NV, OF, UF, NX & $^*$if rm=111 \\ \cline{2-4} - FADD.S & {\em rs1}, {\em rs2}, frm$^*$ & {\em rd} & NV, OF, UF, NX & $^*$if rm=111 \\ + FADD.S & {\em rs1}, {\em rs2}, frm$^*$ & {\em rd} & NV, OF, NX & $^*$if rm=111 \\ \cline{2-4} - FSUB.S & {\em rs1}, {\em rs2}, frm$^*$ & {\em rd} & NV, OF, UF, NX & $^*$if rm=111 \\ + FSUB.S & {\em rs1}, {\em rs2}, frm$^*$ & {\em rd} & NV, OF, NX & $^*$if rm=111 \\ \cline{2-4} FMUL.S & {\em rs1}, {\em rs2}, frm$^*$ & {\em rd} & NV, OF, UF, NX & $^*$if rm=111 \\ \cline{2-4} @@ -393,9 +393,9 @@ $^\ddagger$The instruction carries dependencies from source register(s) to desti \cline{2-4} FNMADD.D & {\em rs1}, {\em rs2}, {\em rs3}, frm$^*$ & {\em rd} & NV, OF, UF, NX & $^*$if rm=111 \\ \cline{2-4} - FADD.D & {\em rs1}, {\em rs2}, frm$^*$ & {\em rd} & NV, OF, UF, NX & $^*$if rm=111 \\ + FADD.D & {\em rs1}, {\em rs2}, frm$^*$ & {\em rd} & NV, OF, NX & $^*$if rm=111 \\ \cline{2-4} - FSUB.D & {\em rs1}, {\em rs2}, frm$^*$ & {\em rd} & NV, OF, UF, NX & $^*$if rm=111 \\ + FSUB.D & {\em rs1}, {\em rs2}, frm$^*$ & {\em rd} & NV, OF, NX & $^*$if rm=111 \\ \cline{2-4} FMUL.D & {\em rs1}, {\em rs2}, frm$^*$ & {\em rd} & NV, OF, UF, NX & $^*$if rm=111 \\ \cline{2-4} |