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Move default blocks into jump tables (#5756)

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Move the default block off of the br_table instrution, and into the JumpTable that it references.
This commit is contained in:
Trevor Elliott
2023-02-10 08:53:30 -08:00
committed by GitHub
parent 49613be393
commit d99783fc91
21 changed files with 118 additions and 175 deletions
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cranelift/codegen/src/isa/s390x/lower.isle
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@@ -3725,7 +3725,7 @@
;; Jump table. `targets` contains the default target followed by the
;; list of branch targets per index value.
(rule (lower_branch (br_table val_idx _ _) targets)
(rule (lower_branch (br_table val_idx _) targets)
(let ((idx Reg (put_in_reg_zext64 val_idx))
;; Bounds-check the index and branch to default.
;; This is an internal branch that is not a terminator insn.