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-rw-r--r--test/CodeGen/X86/jump_tables.ll272
1 files changed, 272 insertions, 0 deletions
diff --git a/test/CodeGen/X86/jump_tables.ll b/test/CodeGen/X86/jump_tables.ll
new file mode 100644
index 0000000..5a0aed0
--- /dev/null
+++ b/test/CodeGen/X86/jump_tables.ll
@@ -0,0 +1,272 @@
+; RUN: llc <%s -jump-table-type=single | FileCheck --check-prefix=SINGLE %s
+; RUN: llc <%s -jump-table-type=arity | FileCheck --check-prefix=ARITY %s
+; RUN: llc <%s -jump-table-type=simplified | FileCheck --check-prefix=SIMPL %s
+; RUN: llc <%s -jump-table-type=full | FileCheck --check-prefix=FULL %s
+
+target triple = "x86_64-unknown-linux-gnu"
+
+%struct.fun_struct = type { i32 (...)* }
+
+define void @indirect_fun() unnamed_addr jumptable {
+ ret void
+}
+
+define void @indirect_fun_match() unnamed_addr jumptable {
+ ret void
+}
+
+define i32 @indirect_fun_i32() unnamed_addr jumptable {
+ ret i32 0
+}
+
+define i32 @indirect_fun_i32_1(i32 %a) unnamed_addr jumptable {
+ ret i32 %a
+}
+
+define i32 @indirect_fun_i32_2(i32 %a, i32 %b) unnamed_addr jumptable {
+ ret i32 %a
+}
+
+define i32* @indirect_fun_i32S_2(i32* %a, i32 %b) unnamed_addr jumptable {
+ ret i32* %a
+}
+
+define void @indirect_fun_struct(%struct.fun_struct %fs) unnamed_addr jumptable {
+ ret void
+}
+
+define void @indirect_fun_fun(i32 (...)* %fun, i32 %a) unnamed_addr jumptable {
+ ret void
+}
+
+define i32 @indirect_fun_fun_ret(i32 (...)* %fun, i32 %a) unnamed_addr jumptable {
+ ret i32 %a
+}
+
+define void @indirect_fun_array([19 x i8] %a) unnamed_addr jumptable {
+ ret void
+}
+
+define void @indirect_fun_vec(<3 x i32> %a) unnamed_addr jumptable {
+ ret void
+}
+
+define void @indirect_fun_vec_2(<4 x float> %a) unnamed_addr jumptable {
+ ret void
+}
+
+define i32 @m(void ()* %fun) {
+ call void ()* %fun()
+ ret i32 0
+}
+
+define void ()* @get_fun() {
+ ret void ()* @indirect_fun
+; SINGLE: movl $__llvm_jump_instr_table_0_
+; ARITY: movl $__llvm_jump_instr_table_
+; SIMPL: movl $__llvm_jump_instr_table_
+; FULL: movl $__llvm_jump_instr_table_
+}
+
+define i32 @main(i32 %argc, i8** %argv) {
+ %f = call void ()* ()* @get_fun()
+ %a = call i32 @m(void ()* %f)
+ ret i32 %a
+}
+
+; SINGLE-DAG: .globl __llvm_jump_instr_table_0_1
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: .type __llvm_jump_instr_table_0_1,@function
+; SINGLE-DAG: __llvm_jump_instr_table_0_1:
+; SINGLE-DAG: jmp indirect_fun_array@PLT
+; SINGLE-DAG: .globl __llvm_jump_instr_table_0_2
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: .type __llvm_jump_instr_table_0_2,@function
+; SINGLE-DAG: __llvm_jump_instr_table_0_2:
+; SINGLE-DAG: jmp indirect_fun_i32_2@PLT
+; SINGLE-DAG: .globl __llvm_jump_instr_table_0_3
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: .type __llvm_jump_instr_table_0_3,@function
+; SINGLE-DAG: __llvm_jump_instr_table_0_3:
+; SINGLE-DAG: jmp indirect_fun_vec_2@PLT
+; SINGLE-DAG: .globl __llvm_jump_instr_table_0_4
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: .type __llvm_jump_instr_table_0_4,@function
+; SINGLE-DAG: __llvm_jump_instr_table_0_4:
+; SINGLE-DAG: jmp indirect_fun_i32S_2@PLT
+; SINGLE-DAG: .globl __llvm_jump_instr_table_0_5
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: .type __llvm_jump_instr_table_0_5,@function
+; SINGLE-DAG: __llvm_jump_instr_table_0_5:
+; SINGLE-DAG: jmp indirect_fun_struct@PLT
+; SINGLE-DAG: .globl __llvm_jump_instr_table_0_6
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: .type __llvm_jump_instr_table_0_6,@function
+; SINGLE-DAG: __llvm_jump_instr_table_0_6:
+; SINGLE-DAG: jmp indirect_fun_i32_1@PLT
+; SINGLE-DAG: .globl __llvm_jump_instr_table_0_7
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: .type __llvm_jump_instr_table_0_7,@function
+; SINGLE-DAG: __llvm_jump_instr_table_0_7:
+; SINGLE-DAG: jmp indirect_fun_i32@PLT
+; SINGLE-DAG: .globl __llvm_jump_instr_table_0_8
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: .type __llvm_jump_instr_table_0_8,@function
+; SINGLE-DAG: __llvm_jump_instr_table_0_8:
+; SINGLE-DAG: jmp indirect_fun_fun@PLT
+; SINGLE-DAG: .globl __llvm_jump_instr_table_0_9
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: .type __llvm_jump_instr_table_0_9,@function
+; SINGLE-DAG: __llvm_jump_instr_table_0_9:
+; SINGLE-DAG: jmp indirect_fun_fun_ret@PLT
+; SINGLE-DAG: .globl __llvm_jump_instr_table_0_10
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: .type __llvm_jump_instr_table_0_10,@function
+; SINGLE-DAG: __llvm_jump_instr_table_0_10:
+; SINGLE-DAG: jmp indirect_fun@PLT
+; SINGLE-DAG: .globl __llvm_jump_instr_table_0_11
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: .type __llvm_jump_instr_table_0_11,@function
+; SINGLE-DAG: __llvm_jump_instr_table_0_11:
+; SINGLE-DAG: jmp indirect_fun_match@PLT
+; SINGLE-DAG: .globl __llvm_jump_instr_table_0_12
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: .type __llvm_jump_instr_table_0_12,@function
+; SINGLE-DAG: __llvm_jump_instr_table_0_12:
+; SINGLE-DAG: jmp indirect_fun_vec@PLT
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: ud2
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: ud2
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: ud2
+; SINGLE-DAG: .align 8, 0x90
+; SINGLE-DAG: ud2
+
+
+; ARITY-DAG: .globl __llvm_jump_instr_table_2_1
+; ARITY-DAG: .align 8, 0x90
+; ARITY-DAG: .type __llvm_jump_instr_table_2_1,@function
+; ARITY-DAG: __llvm_jump_instr_table_2_1:
+; ARITY-DAG: jmp indirect_fun{{.*}}@PLT
+; ARITY-DAG: .align 8, 0x90
+; ARITY-DAG: ud2
+; ARITY-DAG: .globl __llvm_jump_instr_table_0_1
+; ARITY-DAG: .align 8, 0x90
+; ARITY-DAG: .type __llvm_jump_instr_table_0_1,@function
+; ARITY-DAG: __llvm_jump_instr_table_0_1:
+; ARITY-DAG: jmp indirect_fun{{.*}}@PLT
+; ARITY-DAG: .globl __llvm_jump_instr_table_1_1
+; ARITY-DAG: .align 8, 0x90
+; ARITY-DAG: .type __llvm_jump_instr_table_1_1,@function
+; ARITY-DAG: __llvm_jump_instr_table_1_1:
+; ARITY-DAG: jmp indirect_fun{{.*}}@PLT
+
+; SIMPL-DAG: .globl __llvm_jump_instr_table_2_1
+; SIMPL-DAG: .align 8, 0x90
+; SIMPL-DAG: .type __llvm_jump_instr_table_2_1,@function
+; SIMPL-DAG: __llvm_jump_instr_table_2_1:
+; SIMPL-DAG: jmp indirect_fun{{.*}}@PLT
+; SIMPL-DAG: .align 8, 0x90
+; SIMPL-DAG: ud2
+; SIMPL-DAG: .globl __llvm_jump_instr_table_0_1
+; SIMPL-DAG: .align 8, 0x90
+; SIMPL-DAG: .type __llvm_jump_instr_table_0_1,@function
+; SIMPL-DAG: __llvm_jump_instr_table_0_1:
+; SIMPL-DAG: jmp indirect_fun{{.*}}@PLT
+; SIMPL-DAG: .globl __llvm_jump_instr_table_1_1
+; SIMPL-DAG: .align 8, 0x90
+; SIMPL-DAG: .type __llvm_jump_instr_table_1_1,@function
+; SIMPL-DAG: __llvm_jump_instr_table_1_1:
+; SIMPL-DAG: jmp indirect_fun{{.*}}@PLT
+; SIMPL-DAG: .globl __llvm_jump_instr_table_3_1
+; SIMPL-DAG: .align 8, 0x90
+; SIMPL-DAG: .type __llvm_jump_instr_table_3_1,@function
+; SIMPL-DAG: __llvm_jump_instr_table_3_1:
+; SIMPL-DAG: jmp indirect_fun{{.*}}@PLT
+; SIMPL-DAG: .globl __llvm_jump_instr_table_4_1
+; SIMPL-DAG: .align 8, 0x90
+; SIMPL-DAG: .type __llvm_jump_instr_table_4_1,@function
+; SIMPL-DAG: __llvm_jump_instr_table_4_1:
+; SIMPL-DAG: jmp indirect_fun{{.*}}@PLT
+
+
+; FULL-DAG: .globl __llvm_jump_instr_table_10_1
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: .type __llvm_jump_instr_table_10_1,@function
+; FULL-DAG:__llvm_jump_instr_table_10_1:
+; FULL-DAG: jmp indirect_fun_i32_1@PLT
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: ud2
+; FULL-DAG: .globl __llvm_jump_instr_table_9_1
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: .type __llvm_jump_instr_table_9_1,@function
+; FULL-DAG:__llvm_jump_instr_table_9_1:
+; FULL-DAG: jmp indirect_fun_i32_2@PLT
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: ud2
+; FULL-DAG: .globl __llvm_jump_instr_table_7_1
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: .type __llvm_jump_instr_table_7_1,@function
+; FULL-DAG:__llvm_jump_instr_table_7_1:
+; FULL-DAG: jmp indirect_fun_i32S_2@PLT
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: ud2
+; FULL-DAG: .globl __llvm_jump_instr_table_3_1
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: .type __llvm_jump_instr_table_3_1,@function
+; FULL-DAG:__llvm_jump_instr_table_3_1:
+; FULL-DAG: jmp indirect_fun_vec_2@PLT
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: ud2
+; FULL-DAG: .globl __llvm_jump_instr_table_2_1
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: .type __llvm_jump_instr_table_2_1,@function
+; FULL-DAG:__llvm_jump_instr_table_2_1:
+; FULL-DAG: jmp indirect_fun@PLT
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: ud2
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: ud2
+; FULL-DAG: .globl __llvm_jump_instr_table_8_1
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: .type __llvm_jump_instr_table_8_1,@function
+; FULL-DAG:__llvm_jump_instr_table_8_1:
+; FULL-DAG: jmp indirect_fun_i32@PLT
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: ud2
+; FULL-DAG: .globl __llvm_jump_instr_table_1_1
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: .type __llvm_jump_instr_table_1_1,@function
+; FULL-DAG:__llvm_jump_instr_table_1_1:
+; FULL-DAG: jmp indirect_fun_array@PLT
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: ud2
+; FULL-DAG: .globl __llvm_jump_instr_table_0_1
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: .type __llvm_jump_instr_table_0_1,@function
+; FULL-DAG:__llvm_jump_instr_table_0_1:
+; FULL-DAG: jmp indirect_fun_vec@PLT
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: ud2
+; FULL-DAG: .globl __llvm_jump_instr_table_6_1
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: .type __llvm_jump_instr_table_6_1,@function
+; FULL-DAG:__llvm_jump_instr_table_6_1:
+; FULL-DAG: jmp indirect_fun_struct@PLT
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: ud2
+; FULL-DAG: .globl __llvm_jump_instr_table_5_1
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: .type __llvm_jump_instr_table_5_1,@function
+; FULL-DAG:__llvm_jump_instr_table_5_1:
+; FULL-DAG: jmp indirect_fun_fun@PLT
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: ud2
+; FULL-DAG: .globl __llvm_jump_instr_table_4_1
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: .type __llvm_jump_instr_table_4_1,@function
+; FULL-DAG:__llvm_jump_instr_table_4_1:
+; FULL-DAG: jmp indirect_fun_fun_ret@PLT
+; FULL-DAG: .align 8, 0x90
+; FULL-DAG: ud2
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