[llvm] [llvm-objcopy] Support SREC output format (PR #75874)

[James Henderson via llvm-commits]

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@@ -45,26 +29,164 @@
 # CHECK-NEXT: S30A8000100000010203045B
 # CHECK-NEXT: S70500000000FA
 
-# PADDR: S00400002DCE
-# PADDR-NEXT: S214100000000102030405060708090A0B0C0D0E0F63
-# PADDR-NEXT: S20910001010111213147C
-# PADDR-NEXT: S20F10001830313233343536373839407B
-# PADDR-NEXT: S20810002840414243B9
-# PADDR-NEXT: S20F100030505152535455565758596003
-# PADDR-NEXT: S20720FFF8000000E1
-# PADDR-NEXT: S804100000EB
+# ENTRY: S00400002DCE
+# ENTRY-NEXT: S705F00000000A
+
+# BAD_START: entry point address 0xf00000000 overflows 32 bits
+
+# BAD_EXTENDED_START: entry point address 0xffffffff0f000000 overflows 32 bits
 
-# BAD-ADDR: Section '.text1' address range [0xfffffff8, 0x100000000] is not 32 bit
-# BAD-ADDR2: Section '.text2' address range [0xffffffff0, 0xffffffff4] is not 32 bit
+--- !ELF
+FileHeader:
+  Class:           ELFCLASS64
+  Data:            ELFDATA2LSB
+  Type:            ET_EXEC
+  Machine:         EM_X86_64
+Sections:
+  - Name:            .data1
+# Records for this section should come last.
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jh7370 wrote:

Nit: test comments use `##` (also below).

https://github.com/llvm/llvm-project/pull/75874