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| author | Tobias Klauser <tklauser@distanz.ch> | 2018-02-27 13:31:12 +0100 |
|---|---|---|
| committer | Tobias Klauser <tobias.klauser@gmail.com> | 2018-02-27 18:42:41 +0000 |
| commit | 5b21bf6f814180e45d9f048f311a28b7886cd626 (patch) | |
| tree | 6cf368e23d6694860e30fe28b70dcade28386cf8 /src/runtime/sys_linux_386.s | |
| parent | 2013ad897dc26e413948d18138f50050857b141a (diff) | |
| download | go-5b21bf6f814180e45d9f048f311a28b7886cd626.tar.gz go-5b21bf6f814180e45d9f048f311a28b7886cd626.zip | |
runtime: simplify walltime/nanotime on linux/{386,amd64}
Avoid an unnecessary MOVL/MOVQ.
Follow CL 97377
Change-Id: Ic43976d6b0cece3ed455496d18aedd67e0337d3f
Reviewed-on: https://go-review.googlesource.com/97358
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Diffstat (limited to 'src/runtime/sys_linux_386.s')
| -rw-r--r-- | src/runtime/sys_linux_386.s | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/src/runtime/sys_linux_386.s b/src/runtime/sys_linux_386.s index 1e63dee4a1..c45ba69e6a 100644 --- a/src/runtime/sys_linux_386.s +++ b/src/runtime/sys_linux_386.s @@ -203,9 +203,8 @@ TEXT runtime·walltime(SB), NOSPLIT, $0-12 get_tls(CX) MOVL g(CX), AX MOVL g_m(AX), CX - MOVL m_curg(CX), DX - CMPL AX, DX // Only switch if on curg. + CMPL AX, m_curg(CX) // Only switch if on curg. JNE noswitch MOVL m_g0(CX), DX @@ -260,9 +259,8 @@ TEXT runtime·nanotime(SB), NOSPLIT, $0-8 get_tls(CX) MOVL g(CX), AX MOVL g_m(AX), CX - MOVL m_curg(CX), DX - CMPL AX, DX // Only switch if on curg. + CMPL AX, m_curg(CX) // Only switch if on curg. JNE noswitch MOVL m_g0(CX), DX |