| ; RUN: opt -S -passes=lower-guard-intrinsic < %s | FileCheck %s |
| ; RUN: opt -S -passes='lower-guard-intrinsic' < %s | FileCheck %s |
| |
| declare void @llvm.experimental.guard(i1, ...) |
| |
| define i8 @f_basic(ptr %c_ptr) { |
| ; CHECK-LABEL: @f_basic( |
| |
| %c = load volatile i1, ptr %c_ptr |
| call void(i1, ...) @llvm.experimental.guard(i1 %c, i32 1) [ "deopt"(i32 1) ] |
| ret i8 5 |
| |
| ; CHECK: br i1 %c, label %guarded, label %deopt, !prof !0 |
| ; CHECK: deopt: |
| ; CHECK-NEXT: %deoptcall = call i8 (...) @llvm.experimental.deoptimize.i8(i32 1) [ "deopt"(i32 1) ] |
| ; CHECK-NEXT: ret i8 %deoptcall |
| ; CHECK: guarded: |
| ; CHECK-NEXT: ret i8 5 |
| } |
| |
| define void @f_void_return_ty(ptr %c_ptr) { |
| ; CHECK-LABEL: @f_void_return_ty( |
| |
| %c = load volatile i1, ptr %c_ptr |
| call void(i1, ...) @llvm.experimental.guard(i1 %c, i32 1) [ "deopt"() ] |
| ret void |
| |
| ; CHECK: br i1 %c, label %guarded, label %deopt, !prof !0 |
| ; CHECK: deopt: |
| ; CHECK-NEXT: call void (...) @llvm.experimental.deoptimize.isVoid(i32 1) [ "deopt"() ] |
| ; CHECK-NEXT: ret void |
| ; CHECK: guarded: |
| ; CHECK-NEXT: ret void |
| } |
| |
| define void @f_multiple_args(ptr %c_ptr) { |
| ; CHECK-LABEL: @f_multiple_args( |
| |
| %c = load volatile i1, ptr %c_ptr |
| call void(i1, ...) @llvm.experimental.guard(i1 %c, i32 1, i32 2, double 500.0) [ "deopt"(i32 2, i32 3) ] |
| ret void |
| |
| ; CHECK: br i1 %c, label %guarded, label %deopt, !prof !0 |
| ; CHECK: deopt: |
| ; CHECK-NEXT: call void (...) @llvm.experimental.deoptimize.isVoid(i32 1, i32 2, double 5.000000e+02) [ "deopt"(i32 2, i32 3) ] |
| ; CHECK-NEXT: ret void |
| ; CHECK: guarded: |
| ; CHECK-NEXT: ret void |
| } |
| |
| define i32 @f_zero_args(ptr %c_ptr) { |
| ; CHECK-LABEL: @f_zero_args( |
| %c = load volatile i1, ptr %c_ptr |
| call void(i1, ...) @llvm.experimental.guard(i1 %c) [ "deopt"(i32 2, i32 3) ] |
| ret i32 500 |
| |
| ; CHECK: br i1 %c, label %guarded, label %deopt, !prof !0 |
| ; CHECK: deopt: |
| ; CHECK-NEXT: %deoptcall = call i32 (...) @llvm.experimental.deoptimize.i32() [ "deopt"(i32 2, i32 3) ] |
| ; CHECK-NEXT: ret i32 %deoptcall |
| ; CHECK: guarded: |
| ; CHECK-NEXT: ret i32 500 |
| } |
| |
| define i8 @f_with_make_implicit_md(ptr %ptr) { |
| ; CHECK-LABEL: @f_with_make_implicit_md( |
| ; CHECK: br i1 %notNull, label %guarded, label %deopt, !prof !0, !make.implicit !1 |
| ; CHECK: deopt: |
| ; CHECK-NEXT: %deoptcall = call i8 (...) @llvm.experimental.deoptimize.i8(i32 1) [ "deopt"(i32 1) ] |
| ; CHECK-NEXT: ret i8 %deoptcall |
| |
| %notNull = icmp ne ptr %ptr, null |
| call void(i1, ...) @llvm.experimental.guard(i1 %notNull, i32 1) [ "deopt"(i32 1) ], !make.implicit !{} |
| ret i8 5 |
| } |
| |
| !0 = !{!"branch_weights", i32 1048576, i32 1} |