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| author | Andrew Waterman <andrew@sifive.com> | 2018-12-13 11:16:56 -0800 |
|---|---|---|
| committer | Andrew Waterman <andrew@sifive.com> | 2018-12-13 11:17:12 -0800 |
| commit | 3a52eaa0560bd8e413e7ca0efda2511256fc3ff1 (patch) | |
| tree | 4d1fe0a8f1e496da1758c3d6b5ef5ea639727fe1 /src | |
| parent | cfd8395ce137406ef34f41539962a0907c2bd3a4 (diff) | |
| download | riscv-isa-manual-3a52eaa0560bd8e413e7ca0efda2511256fc3ff1.zip riscv-isa-manual-3a52eaa0560bd8e413e7ca0efda2511256fc3ff1.tar.gz riscv-isa-manual-3a52eaa0560bd8e413e7ca0efda2511256fc3ff1.tar.bz2 | |
Make branch immediate description more similar to jumps
Closes #306
h/t @wdc-pnl
Diffstat (limited to 'src')
| -rw-r--r-- | src/rv32.tex | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/rv32.tex b/src/rv32.tex index a7623bb..9ea0e8a 100644 --- a/src/rv32.tex +++ b/src/rv32.tex @@ -827,8 +827,9 @@ enable macro-op fusion of the sequences:\linebreak \subsubsection*{Conditional Branches} All branch instructions use the B-type instruction format. The -12-bit B-immediate encodes signed offsets in multiples of 2, and is -added to the current {\tt pc} to give the target address. The +12-bit B-immediate encodes signed offsets in multiples of 2 bytes. +The offset is sign-extended and added +to the current {\tt pc} to give the target address. The conditional branch range is $\pm$\wunits{4}{KiB}. \vspace{-0.2in} |