From 1b6a04ca5504955c571d1c97504fb45ea0befee4 Mon Sep 17 00:00:00 2001 From: Valentin Popov Date: Mon, 8 Jan 2024 01:21:28 +0400 Subject: Initial vendor packages Signed-off-by: Valentin Popov --- vendor/gimli/src/test_util.rs | 53 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 vendor/gimli/src/test_util.rs (limited to 'vendor/gimli/src/test_util.rs') diff --git a/vendor/gimli/src/test_util.rs b/vendor/gimli/src/test_util.rs new file mode 100644 index 0000000..706aaf9 --- /dev/null +++ b/vendor/gimli/src/test_util.rs @@ -0,0 +1,53 @@ +#![allow(missing_docs)] + +use crate::Format; +use test_assembler::{Label, Section}; + +pub trait GimliSectionMethods { + fn sleb(self, val: i64) -> Self; + fn uleb(self, val: u64) -> Self; + fn initial_length(self, format: Format, length: &Label, start: &Label) -> Self; + fn word(self, size: u8, val: u64) -> Self; + fn word_label(self, size: u8, val: &Label) -> Self; +} + +impl GimliSectionMethods for Section { + fn sleb(mut self, mut val: i64) -> Self { + while val & !0x3f != 0 && val | 0x3f != -1 { + self = self.D8(val as u8 | 0x80); + val >>= 7; + } + self.D8(val as u8 & 0x7f) + } + + fn uleb(mut self, mut val: u64) -> Self { + while val & !0x7f != 0 { + self = self.D8(val as u8 | 0x80); + val >>= 7; + } + self.D8(val as u8) + } + + fn initial_length(self, format: Format, length: &Label, start: &Label) -> Self { + match format { + Format::Dwarf32 => self.D32(length).mark(start), + Format::Dwarf64 => self.D32(0xffff_ffff).D64(length).mark(start), + } + } + + fn word(self, size: u8, val: u64) -> Self { + match size { + 4 => self.D32(val as u32), + 8 => self.D64(val), + _ => panic!("unsupported word size"), + } + } + + fn word_label(self, size: u8, val: &Label) -> Self { + match size { + 4 => self.D32(val), + 8 => self.D64(val), + _ => panic!("unsupported word size"), + } + } +} -- cgit v1.2.3