MC: Support COFF string tables larger than 10MB

[oota-llvm.git] / test / MC / COFF / section-name-encoding.s

diff --git a/test/MC/COFF/section-name-encoding.s b/test/MC/COFF/section-name-encoding.s
index c41a81eb1c867929a9bdc871120f2eee13911db3..f8de6c3dc1988d2aeb8fab29ebcb86c1a30e45fb 100644 (file)
--- a/test/MC/COFF/section-name-encoding.s
+++ b/test/MC/COFF/section-name-encoding.s
@@ -3,6 +3,7 @@
 // Encodings for different lengths:
 //   [0, 8]:               raw name
 //   (8, 999999]:          base 10 string table index (/9999999)
+//   (999999, 0xFFFFFFFF]: base 64 string table index (//AAAAAA)
 //
 // RUN: llvm-mc -triple x86_64-pc-win32 -filetype=obj %s | llvm-readobj -s | FileCheck %s
 
@@ -60,3 +61,28 @@ pad_sections aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 // CHECK:     Name: seven_digit (2F 31 30 30 30 30 32 39)
 // CHECK:   }
 .section seven_digit; .long 1
+
+
+// Generate padding sections to increase the string table size to at least
+// 10,000,000 bytes.
+.macro pad_sections_ex pad
+  // 9x \pad
+  pad_sections \pad\pad\pad\pad\pad\pad\pad\pad\pad
+.endm
+
+// 1000x 'a'
+pad_sections_ex aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
+
+
+// //AAmJa4 == 1000029 + 12 + (5 * (2 + (9 * 20 * 10 * 1000) + 1)) == 38*64^3 + 9*64^2 + 26*64 + 56
+//             v         |     |    v    ~~~~~~~~~~~~~~~~~~    v
+// seven_digit offset    v     v   "p0"         pad            NUL seperator
+//         "seven_digit\0"     # of pad sections
+//
+// "2F 2F 41 41 6D 4A 61 34" is "//AAmJa4", which decodes to "0 0 38 9 26 56".
+//
+// CHECK:   Section {
+// CHECK:     Number: 15
+// CHECK:     Name: double_slash (2F 2F 41 41 6D 4A 61 34)
+// CHECK:   }
+.section double_slash; .long 1