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author | Xavier Leroy <xavier.leroy@college-de-france.fr> | 2020-12-06 16:47:01 +0100 |
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committer | Xavier Leroy <xavier.leroy@college-de-france.fr> | 2020-12-06 16:47:01 +0100 |
commit | a4cfb9c2ffdef07fa0d478e66f279687c9823d42 (patch) | |
tree | 722f5c83886909ad2714720715c2b11ca88ac5f8 /arm/Asm.v | |
parent | 0df99dc46209a9fe5026b83227ef73280f0dab70 (diff) | |
download | compcert-kvx-a4cfb9c2ffdef07fa0d478e66f279687c9823d42.tar.gz compcert-kvx-a4cfb9c2ffdef07fa0d478e66f279687c9823d42.zip |
ARM modeling of registers destroyed by pseudo-instructions
Pflid destroys IR14
Inlined built-in functions destroy IR14
Diffstat (limited to 'arm/Asm.v')
-rw-r--r-- | arm/Asm.v | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -696,7 +696,7 @@ Definition exec_instr (f: function) (i: instruction) (rs: regset) (m: mem) : out | Pfsubd r1 r2 r3 => Next (nextinstr (rs#r1 <- (Val.subf rs#r2 rs#r3))) m | Pflid r1 f => - Next (nextinstr (rs#r1 <- (Vfloat f))) m + Next (nextinstr (rs#IR14 <- Vundef #r1 <- (Vfloat f))) m | Pfcmpd r1 r2 => Next (nextinstr (compare_float rs rs#r1 rs#r2)) m | Pfcmpzd r1 => @@ -923,7 +923,7 @@ Inductive step: state -> trace -> state -> Prop := external_call ef ge vargs m t vres m' -> rs' = nextinstr (set_res res vres - (undef_regs (map preg_of (destroyed_by_builtin ef)) rs)) -> + (undef_regs (IR IR14 :: map preg_of (destroyed_by_builtin ef)) rs)) -> step (State rs m) t (State rs' m') | exec_step_external: forall b ef args res rs m t rs' m', |