honor-optsize.ll
1.35 KB
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; 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 }