diff mbox series

[PULL,71/85] include/hw/elf: Remove truncating signed casts

Message ID 20231107030407.8979-72-richard.henderson@linaro.org
State Accepted
Commit e1fee58fea3a8d215029269235d82cf6f79c1749
Headers show
Series [PULL,01/85] target/hppa: Include PSW_P in tb flags and mmu index | expand

Commit Message

Richard Henderson Nov. 7, 2023, 3:03 a.m. UTC 
There's nothing about elf that specifically requires signed vs unsigned.
This is very much a target-specific preference.

In the meantime, casting low and high from uint64_t back to Elf_SWord
to uint64_t discards high bits that might have been set by translate_fn.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 include/hw/elf_ops.h | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)
diff mbox series

Patch

diff --git a/include/hw/elf_ops.h b/include/hw/elf_ops.h
index dffb0e73d2..0a5c258fe6 100644
--- a/include/hw/elf_ops.h
+++ b/include/hw/elf_ops.h
@@ -385,10 +385,11 @@  static ssize_t glue(load_elf, SZ)(const char *name, int fd,
     }
 
     if (pflags) {
-        *pflags = (elf_word)ehdr.e_flags;
+        *pflags = ehdr.e_flags;
+    }
+    if (pentry) {
+        *pentry = ehdr.e_entry;
     }
-    if (pentry)
-        *pentry = (uint64_t)(elf_sword)ehdr.e_entry;
 
     glue(load_symbols, SZ)(&ehdr, fd, must_swab, clear_lsb, sym_cb);
 
@@ -610,10 +611,12 @@  static ssize_t glue(load_elf, SZ)(const char *name, int fd,
         }
     }
 
-    if (lowaddr)
-        *lowaddr = (uint64_t)(elf_sword)low;
-    if (highaddr)
-        *highaddr = (uint64_t)(elf_sword)high;
+    if (lowaddr) {
+        *lowaddr = low;
+    }
+    if (highaddr) {
+        *highaddr = high;
+    }
     ret = total_size;
  fail:
     if (mapped_file) {