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sim: Convert ftruncate64 to GuestABI.

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This function was specifying a particular width to getSyscallArg. The
new ISA specific ABIs now handle that automatically.

Change-Id: I141655d3bcb78f56c2a9278d140dfbc0d69e1ff4
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/23454
Reviewed-by: Bobby R. Bruce <bbruce@ucdavis.edu>
Maintainer: Gabe Black <gabeblack@google.com>
Tested-by: kokoro <noreply+kokoro@google.com>
This commit is contained in:
Gabe Black
2019-12-07 03:23:18 -08:00
parent 7b0cd2d59e
commit 0c00e78516
2 changed files with 4 additions and 6 deletions
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6
src/sim/syscall_emul.cc
View File

@@ -613,12 +613,10 @@ truncate64Func(SyscallDesc *desc, int num, ThreadContext *tc,
}
SyscallReturn
ftruncate64Func(SyscallDesc *desc, int num, ThreadContext *tc)
ftruncate64Func(SyscallDesc *desc, int num, ThreadContext *tc,
int tgt_fd, int64_t length)
{
int index = 0;
auto p = tc->getProcessPtr();
int tgt_fd = p->getSyscallArg(tc, index);
int64_t length = p->getSyscallArg(tc, index, 64);
auto ffdp = std::dynamic_pointer_cast<FileFDEntry>((*p->fds)[tgt_fd]);
if (!ffdp)

4
src/sim/syscall_emul.hh
View File

@@ -235,8 +235,8 @@ SyscallReturn truncate64Func(SyscallDesc *desc, int num, ThreadContext *tc,
Addr pathname, int64_t length);
/// Target ftruncate64() handler.
SyscallReturn ftruncate64Func(SyscallDesc *desc, int num, ThreadContext *tc);
SyscallReturn ftruncate64Func(SyscallDesc *desc, int num, ThreadContext *tc,
int tgt_fd, int64_t length);
/// Target umask() handler.
SyscallReturn umaskFunc(SyscallDesc *desc, int num, ThreadContext *tc);