From 816ff492f499a37db4f5a22c56bf8d50d91a8dbf Mon Sep 17 00:00:00 2001 From: Neel Gala Date: Fri, 8 Apr 2022 18:07:38 +0530 Subject: migrating Zicbo-Extension - all prefetch insructions have been made appropriate pseudo_ops of ori instruction --- opcodes-zicbo | 12 ------------ rv_zicbo | 12 ++++++++++++ 2 files changed, 12 insertions(+), 12 deletions(-) delete mode 100644 opcodes-zicbo create mode 100644 rv_zicbo diff --git a/opcodes-zicbo b/opcodes-zicbo deleted file mode 100644 index 13e1668..0000000 --- a/opcodes-zicbo +++ /dev/null @@ -1,12 +0,0 @@ -# Zicbom: cache-block management instructions -cbo.clean rs1 31..20=1 14..12=2 11..7=0 6..2=0x03 1..0=3 -cbo.flush rs1 31..20=2 14..12=2 11..7=0 6..2=0x03 1..0=3 -cbo.inval rs1 31..20=0 14..12=2 11..7=0 6..2=0x03 1..0=3 - -# Zicboz: cache-block zero instruction -cbo.zero rs1 31..20=4 14..12=2 11..7=0 6..2=0x03 1..0=3 - -# Zicbop: prefetch hint pseudoinstructions -@prefetch.i rs1 imm12hi 24..20=0 14..12=6 11..7=0 6..2=0x04 1..0=3 -@prefetch.r rs1 imm12hi 24..20=1 14..12=6 11..7=0 6..2=0x04 1..0=3 -@prefetch.w rs1 imm12hi 24..20=3 14..12=6 11..7=0 6..2=0x04 1..0=3 diff --git a/rv_zicbo b/rv_zicbo new file mode 100644 index 0000000..65a4567 --- /dev/null +++ b/rv_zicbo @@ -0,0 +1,12 @@ +# Zicbom: cache-block management instructions +cbo.clean rs1 31..20=1 14..12=2 11..7=0 6..2=0x03 1..0=3 +cbo.flush rs1 31..20=2 14..12=2 11..7=0 6..2=0x03 1..0=3 +cbo.inval rs1 31..20=0 14..12=2 11..7=0 6..2=0x03 1..0=3 + +# Zicboz: cache-block zero instruction +cbo.zero rs1 31..20=4 14..12=2 11..7=0 6..2=0x03 1..0=3 + +# Zicbop: prefetch hint pseudoinstructions +$pseudo_op rv_i::ori prefetch.i rs1 imm12hi 24..20=0 14..12=6 11..7=0 6..2=0x04 1..0=3 +$pseudo_op rv_i::ori prefetch.r rs1 imm12hi 24..20=1 14..12=6 11..7=0 6..2=0x04 1..0=3 +$pseudo_op rv_i::ori prefetch.w rs1 imm12hi 24..20=3 14..12=6 11..7=0 6..2=0x04 1..0=3 -- cgit v1.1