Vendor import of llvm trunk r178860:

http://llvm.org/svn/llvm-project/llvm/trunk@178860

1 files changed, 176 insertions, 0 deletions

diff --git a/test/MC/ARM/data-in-code.ll b/test/MC/ARM/data-in-code.ll
new file mode 100644
index 0000000..c2feec5
--- /dev/null
+++ b/test/MC/ARM/data-in-code.ll
@@ -0,0 +1,176 @@
+;; RUN: llc -O0 -mtriple=armv7-linux-gnueabi -filetype=obj %s -o - | \
+;; RUN:   elf-dump | FileCheck -check-prefix=ARM %s
+
+;; RUN: llc -O0 -mtriple=thumbv7-linux-gnueabi -filetype=obj %s -o - | \
+;; RUN:   elf-dump --dump-section-data | FileCheck -check-prefix=TMB %s
+
+;; Ensure that if a jump table is generated that it has Mapping Symbols
+;; marking the data-in-code region.
+
+define void @foo(i32* %ptr) nounwind ssp {
+  %tmp = load i32* %ptr, align 4
+  switch i32 %tmp, label %default [
+    i32 11, label %bb0
+    i32 10, label %bb1
+    i32 8, label %bb2
+    i32 4, label %bb3
+    i32 2, label %bb4
+    i32 6, label %bb5
+    i32 9, label %bb6
+    i32 15, label %bb7
+    i32 1, label %bb8
+    i32 3, label %bb9
+    i32 5, label %bb10
+    i32 30, label %bb11
+    i32 31, label %bb12
+    i32 13, label %bb13
+    i32 14, label %bb14
+    i32 20, label %bb15
+    i32 19, label %bb16
+    i32 17, label %bb17
+    i32 18, label %bb18
+    i32 21, label %bb19
+    i32 22, label %bb20
+    i32 16, label %bb21
+    i32 24, label %bb22
+    i32 25, label %bb23
+    i32 26, label %bb24
+    i32 27, label %bb25
+    i32 28, label %bb26
+    i32 23, label %bb27
+    i32 12, label %bb28
+  ]
+
+default:
+  br label %exit
+bb0:
+  br label %exit
+bb1:
+  br label %exit
+bb2:
+  br label %exit
+bb3:
+  br label %exit
+bb4:
+  br label %exit
+bb5:
+  br label %exit
+bb6:
+  br label %exit
+bb7:
+  br label %exit
+bb8:
+  br label %exit
+bb9:
+  br label %exit
+bb10:
+  br label %exit
+bb11:
+  br label %exit
+bb12:
+  br label %exit
+bb13:
+  br label %exit
+bb14:
+  br label %exit
+bb15:
+  br label %exit
+bb16:
+  br label %exit
+bb17:
+  br label %exit
+bb18:
+  br label %exit
+bb19:
+  br label %exit
+bb20:
+  br label %exit
+bb21:
+  br label %exit
+bb22:
+  br label %exit
+bb23:
+  br label %exit
+bb24:
+  br label %exit
+bb25:
+  br label %exit
+bb26:
+  br label %exit
+bb27:
+  br label %exit
+bb28:
+  br label %exit
+
+
+exit:
+
+  ret void
+}
+
+;; ARM:         # Symbol 2
+;; ARM-NEXT:    $a
+;; ARM-NEXT:   'st_value', 0x00000000
+;; ARM-NEXT:   'st_size', 0x00000000
+;; ARM-NEXT:   'st_bind', 0x0
+;; ARM-NEXT:   'st_type', 0x0
+;; ARM-NEXT:   'st_other'
+;; ARM-NEXT:   'st_shndx', [[MIXED_SECT:0x[0-9a-f]+]]
+
+;; ARM:         # Symbol 3
+;; ARM-NEXT:    $a
+;; ARM-NEXT:   'st_value', 0x000000ac
+;; ARM-NEXT:   'st_size', 0x00000000
+;; ARM-NEXT:   'st_bind', 0x0
+;; ARM-NEXT:   'st_type', 0x0
+;; ARM-NEXT:   'st_other'
+;; ARM-NEXT:   'st_shndx', [[MIXED_SECT]]
+
+;; ARM:         # Symbol 4
+;; ARM-NEXT:    $d
+;; ARM-NEXT:    'st_value', 0x00000000
+;; ARM-NEXT:    'st_size', 0x00000000
+;; ARM-NEXT:    'st_bind', 0x0
+;; ARM-NEXT:    'st_type', 0x0
+
+;; ARM:         # Symbol 5
+;; ARM-NEXT:    $d
+;; ARM-NEXT:   'st_value', 0x00000030
+;; ARM-NEXT:   'st_size', 0x00000000
+;; ARM-NEXT:   'st_bind', 0x0
+;; ARM-NEXT:   'st_type', 0x0
+;; ARM-NEXT:   'st_other'
+;; ARM-NEXT:   'st_shndx', [[MIXED_SECT]]
+
+;; ARM-NOT:     ${{[atd]}}
+
+;; TMB:         # Symbol 3
+;; TMB-NEXT:    $d
+;; TMB-NEXT:   'st_value', 0x00000016
+;; TMB-NEXT:   'st_size', 0x00000000
+;; TMB-NEXT:   'st_bind', 0x0
+;; TMB-NEXT:   'st_type', 0x0
+;; TMB-NEXT:   'st_other'
+;; TMB-NEXT:   'st_shndx', [[MIXED_SECT:0x[0-9a-f]+]]
+
+;; TMB:         # Symbol 4
+;; TMB-NEXT:    $t
+;; TMB-NEXT:   'st_value', 0x00000000
+;; TMB-NEXT:   'st_size', 0x00000000
+;; TMB-NEXT:   'st_bind', 0x0
+;; TMB-NEXT:   'st_type', 0x0
+;; TMB-NEXT:   'st_other'
+;; TMB-NEXT:   'st_shndx', [[MIXED_SECT]]
+
+;; TMB:         # Symbol 5
+;; TMB-NEXT:    $t
+;; TMB-NEXT:   'st_value', 0x00000036
+;; TMB-NEXT:   'st_size', 0x00000000
+;; TMB-NEXT:   'st_bind', 0x0
+;; TMB-NEXT:   'st_type', 0x0
+;; TMB-NEXT:   'st_other'
+;; TMB-NEXT:   'st_shndx', [[MIXED_SECT]]
+
+
+;; TMB-NOT:     ${{[atd]}}
+