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Add support for setting presets.

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Fixes #11.

Presets are groups of settings and values applied at once. This is used
as a shorthand in test files, so for example "isa intel nehalem" enables
all of the CPUID bits that the Nehalem micro-architecture provides.
This commit is contained in:
Jakob Stoklund Olesen
2017-07-13 14:49:17 -07:00
parent 130b7fa2fa
commit f91d747bda
10 changed files with 213 additions and 33 deletions
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8
lib/cretonne/src/isa/riscv/mod.rs
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@@ -114,7 +114,7 @@ mod tests {
#[test]
fn test_64bitenc() {
let mut shared_builder = settings::builder();
shared_builder.set_bool("is_64bit", true).unwrap();
shared_builder.enable("is_64bit").unwrap();
let shared_flags = settings::Flags::new(&shared_builder);
let isa = isa::lookup("riscv").unwrap().finish(shared_flags);
@@ -161,7 +161,7 @@ mod tests {
#[test]
fn test_32bitenc() {
let mut shared_builder = settings::builder();
shared_builder.set_bool("is_64bit", false).unwrap();
shared_builder.set("is_64bit", "false").unwrap();
let shared_flags = settings::Flags::new(&shared_builder);
let isa = isa::lookup("riscv").unwrap().finish(shared_flags);
@@ -216,13 +216,13 @@ mod tests {
#[test]
fn test_rv32m() {
let mut shared_builder = settings::builder();
shared_builder.set_bool("is_64bit", false).unwrap();
shared_builder.set("is_64bit", "false").unwrap();
let shared_flags = settings::Flags::new(&shared_builder);
// Set the supports_m stting which in turn enables the use_m predicate that unlocks
// encodings for imul.
let mut isa_builder = isa::lookup("riscv").unwrap();
isa_builder.set_bool("supports_m", true).unwrap();
isa_builder.enable("supports_m").unwrap();
let isa = isa_builder.finish(shared_flags);