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Fix section merge alignment error message (#919)

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Co-authored-by: Eldred Habert <eldredhabert0@gmail.com>
This commit is contained in:
martendo
2021-08-17 18:03:46 -04:00
committed by GitHub
parent 94d07c78d8
commit 0f321bc797
6 changed files with 18 additions and 6 deletions
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8
src/asm/section.c
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@@ -160,9 +160,9 @@ static unsigned int mergeSectUnion(struct Section *sect, enum SectionType type,
/* Check if alignment offsets are compatible */
} else if ((alignOffset & mask(sect->align))
!= (sect->alignOfs & mask(alignment))) {
fail("Section already declared with incompatible %" PRIu8
fail("Section already declared with incompatible %u"
"-byte alignment (offset %" PRIu16 ")\n",
sect->align, sect->alignOfs);
1u << sect->align, sect->alignOfs);
} else if (alignment > sect->align) {
// If the section is not fixed, its alignment is the largest of both
sect->align = alignment;
@@ -213,9 +213,9 @@ static unsigned int mergeFragments(struct Section *sect, enum SectionType type,
PRIx32 "\n", sect->org);
/* Check if alignment offsets are compatible */
} else if ((curOfs & mask(sect->align)) != (sect->alignOfs & mask(alignment))) {
fail("Section already declared with incompatible %" PRIu8
fail("Section already declared with incompatible %u"
"-byte alignment (offset %" PRIu16 ")\n",
sect->align, sect->alignOfs);
1u << sect->align, sect->alignOfs);
} else if (alignment > sect->align) {
// If the section is not fixed, its alignment is the largest of both
sect->align = alignment;

8
test/asm/incompatible-alignment.asm Normal file
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@@ -0,0 +1,8 @@
; These section fragments have alignments that make them non-contiguous,
; and thus are incompatible
SECTION FRAGMENT "Test", ROM0,ALIGN[8]
ds 1
SECTION FRAGMENT "Test", ROM0,ALIGN[8]

4
test/asm/incompatible-alignment.err Normal file
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@@ -0,0 +1,4 @@
ERROR: incompatible-alignment.asm(8):
Section already declared with incompatible 256-byte alignment (offset 0)
FATAL: incompatible-alignment.asm(8):
Cannot create section "Test" (1 error)

0
test/asm/incompatible-alignment.out Normal file
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2
test/link/section-union/align-ofs-conflict.out
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@@ -1,6 +1,6 @@
error: Section "conflicting alignment" is defined with conflicting 8-byte alignment (offset 7) and 16-byte alignment (offset 14)
---
ERROR: <stdin>(18):
Section already declared with incompatible 3-byte alignment (offset 7)
Section already declared with incompatible 8-byte alignment (offset 7)
FATAL: <stdin>(18):
Cannot create section "conflicting alignment" (1 error)

2
test/link/section-union/different-ofs.out
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@@ -1,6 +1,6 @@
error: Section "conflicting alignment" is defined with conflicting 8-byte alignment (offset 7) and 8-byte alignment (offset 6)
---
ERROR: <stdin>(18):
Section already declared with incompatible 3-byte alignment (offset 7)
Section already declared with incompatible 8-byte alignment (offset 7)
FATAL: <stdin>(18):
Cannot create section "conflicting alignment" (1 error)