From a414c8a716e8e9c7ac676e3ffaf6e072c1b9cc2e Mon Sep 17 00:00:00 2001 From: Andrew Waterman Date: Tue, 11 Mar 2014 19:05:40 -0700 Subject: New FP encoding --- opcodes-pseudo | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'opcodes-pseudo') diff --git a/opcodes-pseudo b/opcodes-pseudo index a3abbb8..3bd44ee 100644 --- a/opcodes-pseudo +++ b/opcodes-pseudo @@ -1,8 +1,15 @@ +# Instructions that differ slightly between rv32 and rv64 +@slli-rv32 rd rs1 31..25=0 shamtw 14..12=1 6..2=0x04 1..0=3 +@srli-rv32 rd rs1 31..25=0 shamtw 14..12=5 6..2=0x04 1..0=3 +@srai-rv32 rd rs1 31..25=32 shamtw 14..12=5 6..2=0x04 1..0=3 + # SYSTEM pseudo-instructions that map to csr* -@fsflags rd rs1 31..20=0x001 14..12=1 6..2=0x1C 1..0=3 @frflags rd 19..15=0 31..20=0x001 14..12=2 6..2=0x1C 1..0=3 -@fsrm rd rs1 31..20=0x002 14..12=1 6..2=0x1C 1..0=3 +@fsflags rd rs1 31..20=0x001 14..12=1 6..2=0x1C 1..0=3 +@fsflagsi rd zimm 31..20=0x001 14..12=5 6..2=0x1C 1..0=3 @frrm rd 19..15=0 31..20=0x002 14..12=2 6..2=0x1C 1..0=3 +@fsrm rd rs1 31..20=0x002 14..12=1 6..2=0x1C 1..0=3 +@fsrmi rd zimm 31..20=0x002 14..12=5 6..2=0x1C 1..0=3 @fscsr rd rs1 31..20=0x003 14..12=1 6..2=0x1C 1..0=3 @frcsr rd 19..15=0 31..20=0x003 14..12=2 6..2=0x1C 1..0=3 @rdcycle rd 19..15=0 31..20=0xC00 14..12=2 6..2=0x1C 1..0=3 -- cgit v1.2.3