; RUN: llc %s -o - -mtriple x86_64-sie-ps5 -emit-jump-table-sizes-section -verify-machineinstrs --relocation-model=pic | FileCheck --check-prefix=PS5-CHECK %s ; RUN: llc %s -o - -mtriple x86_64-sie-ps5 -verify-machineinstrs --relocation-model=pic | FileCheck --check-prefix=NOFLAG %s ; RUN: llc %s -o - -mtriple x86_64-sie-ps5 -verify-machineinstrs --relocation-model=pic | FileCheck --check-prefix=NOTABLE %s ; RUN: llc %s -o - -mtriple x86_64-unknown-linux-gnu -emit-jump-table-sizes-section -verify-machineinstrs --relocation-model=pic | FileCheck --check-prefix=ELF-CHECK %s ; RUN: llc %s -o - -mtriple x86_64-unknown-linux-gnu -verify-machineinstrs --relocation-model=pic | FileCheck --check-prefix=NOFLAG %s ; RUN: llc %s -o - -mtriple x86_64-unknown-linux-gnu -verify-machineinstrs --relocation-model=pic | FileCheck --check-prefix=NOTABLE %s ; RUN: llc %s -o - -mtriple x86_64-pc-windows-msvc -emit-jump-table-sizes-section -verify-machineinstrs --relocation-model=pic | FileCheck --check-prefix=COFF-CHECK %s ; RUN: llc %s -o - -mtriple x86_64-pc-windows-msvc -verify-machineinstrs --relocation-model=pic | FileCheck --check-prefix=NOFLAG %s ; RUN: llc %s -o - -mtriple x86_64-pc-windows-msvc -verify-machineinstrs --relocation-model=pic | FileCheck --check-prefix=NOTABLE %s ; This test verifies the jump table size section. Currently only enabled by default on the PS5 target. $foo1 = comdat any ; Ensure proper comdat handling. define void @foo1(i32 %x, ptr %to) comdat { ; PS5-CHECK-LABEL: foo1 ; PS5-CHECK: .section .llvm_jump_table_sizes,"G",@llvm_jt_sizes,foo1,comdat ; PS5-CHECK-NEXT: .quad .LJTI0_0 ; PS5-CHECK-NEXT: .quad 6 ; ELF-CHECK-LABEL: foo1 ; ELF-CHECK: .section .llvm_jump_table_sizes,"G",@llvm_jt_sizes,foo1,comdat ; ELF-CHECK-NEXT: .quad .LJTI0_0 ; ELF-CHECK-NEXT: .quad 6 ; COFF-CHECK-LABEL: foo1 ; COFF-CHECK: .section .llvm_jump_table_sizes,"drD",associative,foo1 ; COFF-CHECK-NEXT: .quad .LJTI0_0 ; COFF-CHECK-NEXT: .quad 6 ; NOFLAG-LABEL: foo1 ; NOFLAG-NOT: .section .llvm_jump_table_sizes entry: switch i32 %x, label %default [ i32 0, label %bb0 i32 1, label %bb1 i32 2, label %bb2 i32 3, label %bb3 i32 4, label %bb4 i32 5, label %bb4 ] bb0: store i32 0, ptr %to br label %exit bb1: store i32 1, ptr %to br label %exit bb2: store i32 2, ptr %to br label %exit bb3: store i32 3, ptr %to br label %exit bb4: store i32 4, ptr %to br label %exit exit: ret void default: unreachable } define void @foo2(i32 %x, ptr %to) { ; PS5-CHECK-LABEL: foo2 ; PS5-CHECK: .section .llvm_jump_table_sizes,"",@llvm_jt_sizes ; PS5-CHECK-NEXT: .quad .LJTI1_0 ; PS5-CHECK-NEXT: .quad 5 ; ELF-CHECK-LABEL: foo2 ; ELF-CHECK: .section .llvm_jump_table_sizes,"",@llvm_jt_sizes ; ELF-CHECK-NEXT: .quad .LJTI1_0 ; ELF-CHECK-NEXT: .quad 5 ; COFF-CHECK-LABEL: foo2 ; COFF-CHECK: .section .llvm_jump_table_sizes,"drD" ; COFF-CHECK-NEXT: .quad .LJTI1_0 ; COFF-CHECK-NEXT: .quad 5 ; NOFLAG-LABEL: foo1 ; NOFLAG-NOT: .section .llvm_jump_table_sizes entry: switch i32 %x, label %default [ i32 0, label %bb0 i32 1, label %bb1 i32 2, label %bb2 i32 3, label %bb3 i32 4, label %bb4 ] bb0: store i32 0, ptr %to br label %exit bb1: store i32 1, ptr %to br label %exit bb2: store i32 2, ptr %to br label %exit bb3: store i32 3, ptr %to br label %exit bb4: store i32 4, ptr %to br label %exit exit: ret void default: unreachable } ; Ensure that the section isn't produced if there is no jump table. define void @foo3(i32 %x, ptr %to) { ; NOTABLE-LABEL: foo3 ; NOTABLE-NOT: .section .llvm_jump_table_sizes exit: ret void } ; Ensure we can deal with nested jump tables. define void @nested(i32 %x, i32 %y, ptr %to) { ; PS5-CHECK-LABEL: nested ; PS5-CHECK: .section .llvm_jump_table_sizes,"",@llvm_jt_sizes ; PS5-CHECK-NEXT: .quad .LJTI3_0 ; PS5-CHECK-NEXT: .quad 5 ; PS5-CHECK-NEXT: .quad .LJTI3_1 ; PS5-CHECK-NEXT: .quad 6 ; ELF-CHECK-LABEL: nested ; ELF-CHECK: .section .llvm_jump_table_sizes,"",@llvm_jt_sizes ; ELF-CHECK-NEXT: .quad .LJTI3_0 ; ELF-CHECK-NEXT: .quad 5 ; ELF-CHECK-NEXT: .quad .LJTI3_1 ; ELF-CHECK-NEXT: .quad 6 ; COFF-CHECK-LABEL: nested ; COFF-CHECK: .section .llvm_jump_table_sizes,"drD" ; COFF-CHECK-NEXT: .quad .LJTI3_0 ; COFF-CHECK-NEXT: .quad 5 ; COFF-CHECK-NEXT: .quad .LJTI3_1 ; COFF-CHECK-NEXT: .quad 6 ; NOFLAG-LABEL: nested ; NOFLAG-NOT: .section .llvm_jump_table_sizes entry: switch i32 %x, label %default [ i32 0, label %bb0 i32 1, label %bb1 i32 2, label %bb2 i32 3, label %bb3 i32 4, label %bb4 ] bb0: store i32 0, ptr %to br label %exit bb1: store i32 1, ptr %to br label %exit bb2: store i32 2, ptr %to br label %exit bb3: store i32 3, ptr %to br label %exit bb4: switch i32 %y, label %default [ i32 1, label %bb5 i32 2, label %bb6 i32 3, label %bb7 i32 4, label %bb8 i32 5, label %bb9 i32 6, label %bb10 ] br label %exit2 bb5: store i32 4, ptr %to br label %exit bb6: store i32 4, ptr %to br label %exit bb7: store i32 4, ptr %to br label %exit bb8: store i32 4, ptr %to br label %exit bb9: store i32 4, ptr %to br label %exit bb10: store i32 4, ptr %to br label %exit exit: ret void exit2: ret void default: unreachable }