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[Qemu-devel] [RISU RFC PATCH v1 3/7] risugen_x86_emit: add module
From: |
Jan Bobek |
Subject: |
[Qemu-devel] [RISU RFC PATCH v1 3/7] risugen_x86_emit: add module |
Date: |
Wed, 19 Jun 2019 01:04:43 -0400 |
The helper module risugen_x86_emit.pm exports a single function
"parse_emitblock", which serves to capture and return instruction
constraints described by "emit" blocks in an x86 configuration file.
Signed-off-by: Jan Bobek <address@hidden>
---
risugen | 2 +-
risugen_x86_emit.pm | 85 +++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 86 insertions(+), 1 deletion(-)
create mode 100644 risugen_x86_emit.pm
diff --git a/risugen b/risugen
index e690b18..fe3d00e 100755
--- a/risugen
+++ b/risugen
@@ -43,7 +43,7 @@ my @pattern_re = (); # include pattern
my @not_pattern_re = (); # exclude pattern
# Valid block names (keys in blocks hash)
-my %valid_blockname = ( constraints => 1, memory => 1 );
+my %valid_blockname = ( constraints => 1, memory => 1, emit => 1 );
sub parse_risu_directive($$@)
{
diff --git a/risugen_x86_emit.pm b/risugen_x86_emit.pm
new file mode 100644
index 0000000..0e3cc1c
--- /dev/null
+++ b/risugen_x86_emit.pm
@@ -0,0 +1,85 @@
+#!/usr/bin/perl -w
+###############################################################################
+# Copyright (c) 2019 Linaro Limited
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v1.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v10.html
+#
+# Contributors:
+# Jan Bobek - initial implementation
+###############################################################################
+
+# risugen_x86_emit -- risugen_x86's helper module for emit blocks
+package risugen_x86_emit;
+
+use strict;
+use warnings;
+
+use risugen_common;
+use risugen_x86_asm;
+
+our @ISA = qw(Exporter);
+our @EXPORT = qw(parse_emitblock);
+
+my $emit_opts;
+
+sub rep(%)
+{
+ my (%opts) = @_;
+ $emit_opts->{rep} = \%opts;
+}
+
+sub repne(%)
+{
+ my (%opts) = @_;
+ $emit_opts->{repne} = \%opts;
+}
+
+sub data16(%)
+{
+ my (%opts) = @_;
+ $emit_opts->{data16} = \%opts;
+}
+
+sub rex(%)
+{
+ my (%opts) = @_;
+ $emit_opts->{rex} = \%opts;
+}
+
+sub modrm(%)
+{
+ my (%opts) = @_;
+ $emit_opts->{modrm} = \%opts;
+}
+
+sub mem(%)
+{
+ my (%opts) = @_;
+ $emit_opts->{mem} = \%opts;
+}
+
+sub imm(%)
+{
+ my (%opts) = @_;
+ $emit_opts->{imm} = \%opts;
+}
+
+sub parse_emitblock($$)
+{
+ my ($rec, $insn) = @_;
+ my $insnname = $rec->{name};
+ my $opcode = $insn->{opcode}{value};
+
+ $emit_opts = {};
+
+ my $emitblock = $rec->{blocks}{"emit"};
+ if (defined $emitblock) {
+ eval_with_fields($insnname, $opcode, $rec, "emit", $emitblock);
+ }
+
+ return $emit_opts;
+}
+
+1;
--
2.20.1
- [Qemu-devel] [RISU RFC PATCH v1 0/7] Support for generating x86 SSE/SSE2 test images, Jan Bobek, 2019/06/19
- [Qemu-devel] [RISU RFC PATCH v1 2/7] risugen_x86_asm: add module, Jan Bobek, 2019/06/19
- [Qemu-devel] [RISU RFC PATCH v1 1/7] risugen_common: add insnv, randint_constr, rand_fill, Jan Bobek, 2019/06/19
- [Qemu-devel] [RISU RFC PATCH v1 3/7] risugen_x86_emit: add module,
Jan Bobek <=
- [Qemu-devel] [RISU RFC PATCH v1 5/7] risugen: allow all byte-aligned instructions, Jan Bobek, 2019/06/19
- [Qemu-devel] [RISU RFC PATCH v1 4/7] risugen_x86: add module, Jan Bobek, 2019/06/19
[Qemu-devel] [RISU RFC PATCH v1 7/7] x86.risu: add SSE2 instructions, Jan Bobek, 2019/06/19
[Qemu-devel] [RISU RFC PATCH v1 6/7] x86.risu: add SSE instructions, Jan Bobek, 2019/06/19