a4acc26d5a
This limited RISC-V version only has registers %x0 - %x15. Make sure the ABI lowering code doesn't use the banned registers for arguments.
52 lines
1.7 KiB
Rust
52 lines
1.7 KiB
Rust
//! RISC-V Settings.
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use settings::{self, detail, Builder};
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use std::fmt;
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// Include code generated by `lib/cretonne/meta/gen_settings.py`. This file contains a public
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// `Flags` struct with an impl for all of the settings defined in
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// `lib/cretonne/meta/cretonne/settings.py`.
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include!(concat!(env!("OUT_DIR"), "/settings-riscv.rs"));
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#[cfg(test)]
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mod tests {
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use super::{builder, Flags};
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use settings::{self, Configurable};
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#[test]
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fn display_default() {
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let shared = settings::Flags::new(&settings::builder());
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let b = builder();
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let f = Flags::new(&shared, &b);
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assert_eq!(f.to_string(),
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"[riscv]\n\
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supports_m = false\n\
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supports_a = false\n\
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supports_f = false\n\
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supports_d = false\n\
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enable_m = true\n\
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enable_e = false\n");
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// Predicates are not part of the Display output.
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assert_eq!(f.full_float(), false);
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}
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#[test]
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fn predicates() {
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let shared = settings::Flags::new(&settings::builder());
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let mut b = builder();
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b.set_bool("supports_f", true).unwrap();
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b.set_bool("supports_d", true).unwrap();
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let f = Flags::new(&shared, &b);
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assert_eq!(f.full_float(), true);
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let mut sb = settings::builder();
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sb.set_bool("enable_simd", false).unwrap();
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let shared = settings::Flags::new(&sb);
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let mut b = builder();
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b.set_bool("supports_f", true).unwrap();
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b.set_bool("supports_d", true).unwrap();
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let f = Flags::new(&shared, &b);
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assert_eq!(f.full_float(), false);
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}
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}
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