diff options
| author | Russ Cox <rsc@golang.org> | 2014-01-13 23:08:10 -0500 |
|---|---|---|
| committer | Russ Cox <rsc@golang.org> | 2014-01-13 23:08:10 -0500 |
| commit | 7dcc652f10a5ca74101381bb27b6755ee2ab4691 (patch) | |
| tree | 90dbd3a0bf718ea001aa47a21d1f9f0268f57e9d /src/cmd/link/testdata | |
| parent | 7cecac3cbbd16baf80c9d15b92fc55444bf2870e (diff) | |
| download | go-7dcc652f10a5ca74101381bb27b6755ee2ab4691.tar.xz | |
cmd/link: implement dead code removal
R=iant
CC=golang-codereviews
https://golang.org/cl/51470043
Diffstat (limited to 'src/cmd/link/testdata')
| -rw-r--r-- | src/cmd/link/testdata/dead.6 | bin | 0 -> 1062 bytes | |||
| -rw-r--r-- | src/cmd/link/testdata/dead.s | 49 |
2 files changed, 49 insertions, 0 deletions
diff --git a/src/cmd/link/testdata/dead.6 b/src/cmd/link/testdata/dead.6 Binary files differnew file mode 100644 index 0000000000..f8eaf7ab8d --- /dev/null +++ b/src/cmd/link/testdata/dead.6 diff --git a/src/cmd/link/testdata/dead.s b/src/cmd/link/testdata/dead.s new file mode 100644 index 0000000000..832ddaff60 --- /dev/null +++ b/src/cmd/link/testdata/dead.s @@ -0,0 +1,49 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Test of dead code removal. +// Symbols with names beginning with dead_ should be discarded. +// Others should be kept. + +TEXT start(SB),7,$0 // start symbol + MOVQ $data1<>(SB), AX + CALL text1(SB) + MOVQ $text2(SB), BX + RET + +TEXT text1(SB),7,$0 + FUNCDATA $1, funcdata+4(SB) + RET + +TEXT text2(SB),7,$0 + MOVQ $edata(SB),BX + RET + +DATA data1<>+0(SB)/8, $data2(SB) +DATA data1<>+8(SB)/8, $data3(SB) +GLOBL data1<>(SB), $16 +GLOBL data2(SB), $1 +GLOBL data3(SB), $1 +GLOBL funcdata(SB), $8 + +TEXT dead_start(SB),7,$0 + MOVQ $dead_data1(SB), AX + CALL dead_text1(SB) + MOVQ $dead_text2(SB), BX + RET + +TEXT dead_text1(SB),7,$0 + FUNCDATA $1, dead_funcdata+4(SB) + RET + +TEXT dead_text2(SB),7,$0 + RET + +DATA dead_data1+0(SB)/8, $dead_data2(SB) +DATA dead_data1+8(SB)/8, $dead_data3(SB) +GLOBL dead_data1(SB), $16 +GLOBL dead_data2(SB), $1 +GLOBL dead_data3(SB), $1 +GLOBL dead_funcdata(SB), $8 + |