| ; RUN: llc -march=hexagon -O3 < %s | FileCheck %s |
| |
| target triple = "hexagon" |
| |
| ; CHECK: f0: |
| ; CHECK: call __save_r16_through_r21 |
| ; CHECK: .size f0 |
| define i32 @f0(i8* nocapture %a0) #0 { |
| b0: |
| %v0 = tail call i32 bitcast (i32 (...)* @f1 to i32 ()*)() #0 |
| %v1 = tail call i32 bitcast (i32 (...)* @f1 to i32 ()*)() #0 |
| %v2 = tail call i32 bitcast (i32 (...)* @f1 to i32 ()*)() #0 |
| %v3 = tail call i32 bitcast (i32 (...)* @f1 to i32 ()*)() #0 |
| %v4 = load i8, i8* %a0, align 1 |
| %v5 = icmp eq i8 %v4, 0 |
| br i1 %v5, label %b4, label %b1 |
| |
| b1: ; preds = %b0 |
| br label %b2 |
| |
| b2: ; preds = %b2, %b1 |
| %v6 = phi i32 [ %v10, %b2 ], [ 0, %b1 ] |
| %v7 = phi i32 [ %v2, %b2 ], [ %v1, %b1 ] |
| %v8 = phi i32 [ %v7, %b2 ], [ %v0, %b1 ] |
| %v9 = tail call i32 bitcast (i32 (...)* @f1 to i32 ()*)() #0 |
| %v10 = add nsw i32 %v6, %v8 |
| %v11 = tail call i32 bitcast (i32 (...)* @f1 to i32 ()*)() #0 |
| %v12 = load i8, i8* %a0, align 1 |
| %v13 = icmp eq i8 %v12, 0 |
| br i1 %v13, label %b3, label %b2 |
| |
| b3: ; preds = %b2 |
| br label %b4 |
| |
| b4: ; preds = %b3, %b0 |
| %v14 = phi i32 [ 0, %b0 ], [ %v10, %b3 ] |
| ret i32 %v14 |
| } |
| |
| ; Function Attrs: nounwind optsize |
| declare i32 @f1(...) #0 |
| |
| attributes #0 = { nounwind optsize } |