45 lines · plain
1; RUN: opt < %s -passes=gvn -S | FileCheck %s2 3 %struct..0anon = type { i32 }4 %struct.FILE = type { ptr, i32, i32, i16, i16, %struct.__sbuf, i32, ptr, ptr, ptr, ptr, ptr, %struct.__sbuf, ptr, i32, [3 x i8], [1 x i8], %struct.__sbuf, i32, i64 }5 %struct.__sFILEX = type opaque6 %struct.__sbuf = type { ptr, i32 }7 %struct.rtx_def = type { i16, i8, i8, [1 x %struct..0anon] }8@n_spills = external global i32 ; <ptr> [#uses=2]9 10define i32 @reload(ptr %first, i32 %global, ptr %dumpfile) {11cond_next2835.1: ; preds = %cond_next286112 %tmp2922 = load i32, ptr @n_spills, align 4 ; <i32> [#uses=0]13 br label %bb292814 15bb2928: ; preds = %cond_next2835.1, %cond_next294316 br i1 false, label %cond_next2943, label %cond_true293517 18cond_true2935: ; preds = %bb292819 br label %cond_next294320 21cond_next2943: ; preds = %cond_true2935, %bb292822 br i1 false, label %bb2982.preheader, label %bb292823 24bb2982.preheader: ; preds = %cond_next294325 %tmp298316 = load i32, ptr @n_spills, align 4 ; <i32> [#uses=0]26 ret i32 %tmp29831627 28}29 30; CHECK: define i32 @reload(ptr %first, i32 %global, ptr %dumpfile) {31; CHECK-NEXT: cond_next2835.1:32; CHECK-NEXT: br label %bb292833; CHECK: bb2928:34; CHECK-NEXT: br i1 false, label %bb2928.cond_next2943_crit_edge, label %cond_true293535; CHECK: bb2928.cond_next2943_crit_edge:36; CHECK-NEXT: br label %cond_next294337; CHECK: cond_true2935:38; CHECK-NEXT: br label %cond_next294339; CHECK: cond_next2943:40; CHECK-NEXT: br i1 false, label %bb2982.preheader, label %bb292841; CHECK: bb2982.preheader:42; CHECK-NEXT: %tmp298316 = load i32, ptr @n_spills, align 443; CHECK-NEXT: ret i32 %tmp29831644; CHECK-NEXT: }45