diff options
Diffstat (limited to 'yjit/src/asm/arm64/inst/sbfm.rs')
| -rw-r--r-- | yjit/src/asm/arm64/inst/sbfm.rs | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/yjit/src/asm/arm64/inst/sbfm.rs b/yjit/src/asm/arm64/inst/sbfm.rs index 6f69e58043..8602998980 100644 --- a/yjit/src/asm/arm64/inst/sbfm.rs +++ b/yjit/src/asm/arm64/inst/sbfm.rs @@ -1,4 +1,4 @@ -use super::super::arg::Sf; +use super::super::arg::{Sf, truncate_uimm}; /// The struct that represents an A64 signed bitfield move instruction that can /// be encoded. @@ -56,16 +56,13 @@ const FAMILY: u32 = 0b1001; impl From<SBFM> for u32 { /// Convert an instruction into a 32-bit value. fn from(inst: SBFM) -> Self { - let immr = (inst.immr as u32) & ((1 << 6) - 1); - let imms = (inst.imms as u32) & ((1 << 6) - 1); - 0 | ((inst.sf as u32) << 31) | (FAMILY << 25) | (1 << 24) | ((inst.n as u32) << 22) - | (immr << 16) - | (imms << 10) + | (truncate_uimm::<_, 6>(inst.immr) << 16) + | (truncate_uimm::<_, 6>(inst.imms) << 10) | ((inst.rn as u32) << 5) | inst.rd as u32 } |