44 lines
1.5 KiB
Diff
44 lines
1.5 KiB
Diff
From 84a4b62e1305795f6599c91a50b6e0d9e675cbd5 Mon Sep 17 00:00:00 2001
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From: Nicolas Ojeda Bar <n.oje.bar@gmail.com>
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Date: Thu, 10 Nov 2016 14:12:53 +0100
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Subject: [PATCH 09/12] Try fix for andi/ori/xori immediates (#1)
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---
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asmcomp/riscv/selection.ml | 13 -------------
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1 file changed, 13 deletions(-)
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diff --git a/asmcomp/riscv/selection.ml b/asmcomp/riscv/selection.ml
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index 60ec5cb4e..ad2b26e9b 100644
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--- a/asmcomp/riscv/selection.ml
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+++ b/asmcomp/riscv/selection.ml
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@@ -36,11 +36,6 @@ method! select_operation op args =
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match (op, args) with
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(* RISC-V does not support immediate operands for multiply high *)
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| (Cmulhi, _) -> (Iintop Imulh, args)
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- (* The and, or and xor instructions have a different range of immediate
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- operands than the other instructions *)
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- | (Cand, _) -> self#select_logical Iand args
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- | (Cor, _) -> self#select_logical Ior args
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- | (Cxor, _) -> self#select_logical Ixor args
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(* Recognize (neg-)mult-add and (neg-)mult-sub instructions *)
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| (Caddf, [Cop(Cmulf, [arg1; arg2]); arg3])
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| (Caddf, [arg3; Cop(Cmulf, [arg1; arg2])]) ->
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@@ -58,14 +53,6 @@ method! select_operation op args =
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| _ ->
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super#select_operation op args
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-method select_logical op = function
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- | [arg; Cconst_int n] when n >= 0 && n <= 0xFFF ->
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- (Iintop_imm(op, n), [arg])
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- | [Cconst_int n; arg] when n >= 0 && n <= 0xFFF ->
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- (Iintop_imm(op, n), [arg])
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- | args ->
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- (Iintop op, args)
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-
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(* Instruction selection for conditionals *)
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method! select_condition = function
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--
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2.14.0
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