github.com/riscv/riscv-go@v0.0.0-20200123204226-124ebd6fcc8e/src/cmd/compile/internal/ssa/opt.go (about)

     1  // Copyright 2015 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package ssa
     6  
     7  // machine-independent optimization
     8  func opt(f *Func) {
     9  	applyRewrite(f, rewriteBlockgeneric, rewriteValuegeneric)
    10  }
    11  
    12  func dec(f *Func) {
    13  	applyRewrite(f, rewriteBlockdec, rewriteValuedec)
    14  	if f.Config.IntSize == 4 && f.Config.arch != "amd64p32" {
    15  		applyRewrite(f, rewriteBlockdec64, rewriteValuedec64)
    16  	}
    17  }