llvm-for-llvmta/test/CodeGen/Hexagon/pred-gp.ll

31 lines
905 B
LLVM

; RUN: llc -march=hexagon < %s | FileCheck %s
; Check that we are able to predicate instructions with gp-relative
; addressing mode.
; CHECK: if ({{!?}}p{{[0-3]+}}{{(.new)?}}) r{{[0-9]+}} = memw(##g{{[01]}})
; CHECK: if ({{!?}}p{{[0-3]+}}) r{{[0-9]+}} = memw(##g{{[01]}})
@g0 = external global i32
@g1 = common global i32 0, align 4
define i32 @f0(i8 zeroext %a0, i8 zeroext %a1) #0 {
b0:
%v0 = icmp eq i8 %a0, %a1
br i1 %v0, label %b2, label %b1
b1: ; preds = %b0
%v1 = load i32, i32* @g1, align 4
br label %b3
b2: ; preds = %b0
%v2 = load i32, i32* @g0, align 4
store i32 %v2, i32* @g1, align 4
br label %b3
b3: ; preds = %b2, %b1
%v3 = phi i32 [ %v1, %b1 ], [ %v2, %b2 ]
ret i32 %v3
}
attributes #0 = { nounwind "target-cpu"="hexagonv5" }