1// Check that COFF section names are properly encoded. 2// 3// Encodings for different lengths: 4// [0, 8]: raw name 5// (8, 999999]: base 10 string table index (/9999999) 6// 7// RUN: llvm-mc -triple x86_64-pc-win32 -filetype=obj %s | llvm-readobj -s | FileCheck %s 8 9// Raw encoding 10 11// CHECK: Section { 12// CHECK: Number: 1 13// CHECK: Name: s (73 00 00 00 00 00 00 00) 14// CHECK: } 15// CHECK: Section { 16// CHECK: Number: 2 17// CHECK: Name: s1234567 (73 31 32 33 34 35 36 37) 18// CHECK: } 19.section s; .long 1 20.section s1234567; .long 1 21 22 23// Base 10 encoding 24 25// /4 26// CHECK: Section { 27// CHECK: Number: 3 28// CHECK: Name: s12345678 (2F 34 00 00 00 00 00 00) 29// CHECK: } 30.section s12345678; .long 1 31 32 33// Generate padding sections to increase the string table size to at least 34// 1,000,000 bytes. 35.macro pad_sections2 pad 36 // 10x \pad 37 .section p0\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad; .long 1 38 .section p1\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad; .long 1 39 .section p2\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad; .long 1 40 .section p3\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad; .long 1 41 .section p4\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad; .long 1 42.endm 43 44.macro pad_sections pad 45 // 20x \pad 46 pad_sections2 \pad\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad\pad 47.endm 48 49// 1000x 'a' 50pad_sections aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa 51 52 53// /1000029 == 4 + 10 + (5 * (2 + (20 * 10 * 1000) + 1)) 54// v | | v ~~~~~~~~~~~~~~ v 55// table size v v "p0" pad NUL seperator 56// "s12345678\0" # of pad sections 57// 58// CHECK: Section { 59// CHECK: Number: 9 60// CHECK: Name: seven_digit (2F 31 30 30 30 30 32 39) 61// CHECK: } 62.section seven_digit; .long 1 63