llvm-project/llvm/test/CodeGen/Hexagon/pred-gp.ll

29 lines
820 B
LLVM

; RUN: llc -march=hexagon -mcpu=hexagonv4 < %s | FileCheck %s
; Check that we are able to predicate instructions with gp-relative
; addressing mode.
@d = external global i32
@c = common global i32 0, align 4
; Function Attrs: nounwind
define i32 @test2(i8 zeroext %a, i8 zeroext %b) #0 {
; CHECK: if{{ *}}({{!*}}p{{[0-3]+}}{{[.new]*}}){{ *}}r{{[0-9]+}}{{ *}}={{ *}}memw(##{{[cd]}})
; CHECK: if{{ *}}({{!*}}p{{[0-3]+}}){{ *}}r{{[0-9]+}}{{ *}}={{ *}}memw(##{{[cd]}})
entry:
%cmp = icmp eq i8 %a, %b
br i1 %cmp, label %if.then, label %entry.if.end_crit_edge
entry.if.end_crit_edge:
%.pre = load i32* @c, align 4
br label %if.end
if.then:
%0 = load i32* @d, align 4
store i32 %0, i32* @c, align 4
br label %if.end
if.end:
%1 = phi i32 [ %.pre, %entry.if.end_crit_edge ], [ %0, %if.then ]
ret i32 %1
}