Imported Upstream version 5.18.0.205

Former-commit-id: 7f59f7e792705db773f1caecdaa823092f4e2927

external/llvm/test/CodeGen/Mips/Fast-ISel/br1.ll

@@ -0,0 +1,34 @@
+; RUN: llc -march=mipsel -relocation-model=pic -O0 -fast-isel-abort=3 -mcpu=mips32r2 \
+; RUN:     < %s | FileCheck %s
+; RUN: llc -march=mipsel -relocation-model=pic -O0 -fast-isel-abort=3 -mcpu=mips32 \
+; RUN:     < %s | FileCheck %s
+
+@b = global i32 1, align 4
+@i = global i32 0, align 4
+@.str = private unnamed_addr constant [5 x i8] c"%i \0A\00", align 1
+
+; Function Attrs: nounwind
+define void @br() #0 {
+entry:
+  %0 = load i32, i32* @b, align 4
+  %tobool = icmp eq i32 %0, 0
+  br i1 %tobool, label %if.end, label %if.then
+
+if.then:                                          ; preds = %entry
+  store i32 6754, i32* @i, align 4
+  br label %if.end
+
+if.end:                                           ; preds = %entry, %if.then
+  ret void
+; FIXME: This instruction is redundant.
+; CHECK:  xor  $[[REG1:[0-9]+]], ${{[0-9]+}}, $zero
+; CHECK:  sltiu  $[[REG2:[0-9]+]], $[[REG1]], 1
+; CHECK:  bgtz  $[[REG2]], $BB[[BL:[0-9]+_[0-9]+]]
+; CHECK:  nop
+; CHECK:  addiu  ${{[0-9]+}}, $zero, 6754
+; CHECK:  sw  ${{[0-9]+}}, 0(${{[0-9]+}})
+; CHECK: $BB[[BL]]:
+
+}
+
+attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }