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| author | Michael Hudson-Doyle <michael.hudson@canonical.com> | 2015-09-04 14:57:59 +1200 |
|---|---|---|
| committer | Michael Hudson-Doyle <michael.hudson@canonical.com> | 2015-09-04 06:43:35 +0000 |
| commit | 40af15f28e63709859138f00179dc7bcdfdc834b (patch) | |
| tree | c7694e73a925c9bf692e075b6d9a9e6d7341043b /src/runtime/softfloat_arm.go | |
| parent | 821e124c24c2b2d753be22a04a3b20b7bf579627 (diff) | |
| download | go-40af15f28e63709859138f00179dc7bcdfdc834b.tar.xz | |
runtime: teach softfloat interpreter about "add r11, pc, r11"
This is generated during fp code when -shared is active.
Change-Id: Ia1092299b9c3b63ff771ca4842158b42c34bd008
Reviewed-on: https://go-review.googlesource.com/14286
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Dave Cheney <dave@cheney.net>
Diffstat (limited to 'src/runtime/softfloat_arm.go')
| -rw-r--r-- | src/runtime/softfloat_arm.go | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/runtime/softfloat_arm.go b/src/runtime/softfloat_arm.go index c6eba58f1c..202e7bbf86 100644 --- a/src/runtime/softfloat_arm.go +++ b/src/runtime/softfloat_arm.go @@ -157,6 +157,17 @@ execute: } return 1 } + if i == 0xe08fb00b { + // add pc to r11 + // might be part of a PIC floating point move + // (or might not, but again no harm done). + regs[11] += uint32(uintptr(unsafe.Pointer(pc))) + 8 + + if fptrace > 0 { + print("*** cpu R[11] += pc ", hex(regs[11]), "\n") + } + return 1 + } if i == 0xe08bb00d { // add sp to r11. // might be part of a large stack offset address |