xref: /aosp_15_r20/external/llvm/test/CodeGen/Hexagon/gp-rel.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=hexagon -mcpu=hexagonv4 < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; Check that gp-relative instructions are being generated.
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker@a = common global i32 0, align 4
5*9880d681SAndroid Build Coastguard Worker@b = common global i32 0, align 4
6*9880d681SAndroid Build Coastguard Worker@c = common global i32 0, align 4
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Workerdefine i32 @foo(i32 %p) #0 {
9*9880d681SAndroid Build Coastguard Workerentry:
10*9880d681SAndroid Build Coastguard Worker; CHECK: r{{[0-9]+}}{{ *}}={{ *}}memw(#a)
11*9880d681SAndroid Build Coastguard Worker; CHECK: r{{[0-9]+}}{{ *}}={{ *}}memw(#b)
12*9880d681SAndroid Build Coastguard Worker; CHECK: if{{ *}}(p{{[0-3]}}) memw(##c){{ *}}={{ *}}r{{[0-9]+}}
13*9880d681SAndroid Build Coastguard Worker  %0 = load i32, i32* @a, align 4
14*9880d681SAndroid Build Coastguard Worker  %1 = load i32, i32* @b, align 4
15*9880d681SAndroid Build Coastguard Worker  %add = add nsw i32 %1, %0
16*9880d681SAndroid Build Coastguard Worker  %cmp = icmp eq i32 %0, %1
17*9880d681SAndroid Build Coastguard Worker  br i1 %cmp, label %if.then, label %entry.if.end_crit_edge
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerentry.if.end_crit_edge:
20*9880d681SAndroid Build Coastguard Worker  %.pre = load i32, i32* @c, align 4
21*9880d681SAndroid Build Coastguard Worker  br label %if.end
22*9880d681SAndroid Build Coastguard Worker
23*9880d681SAndroid Build Coastguard Workerif.then:
24*9880d681SAndroid Build Coastguard Worker  %add1 = add nsw i32 %add, %0
25*9880d681SAndroid Build Coastguard Worker  store i32 %add1, i32* @c, align 4
26*9880d681SAndroid Build Coastguard Worker  br label %if.end
27*9880d681SAndroid Build Coastguard Worker
28*9880d681SAndroid Build Coastguard Workerif.end:
29*9880d681SAndroid Build Coastguard Worker  %2 = phi i32 [ %.pre, %entry.if.end_crit_edge ], [ %add1, %if.then ]
30*9880d681SAndroid Build Coastguard Worker  %cmp2 = icmp eq i32 %add, %2
31*9880d681SAndroid Build Coastguard Worker  %sel1 = select i1 %cmp2, i32 %2, i32 %1
32*9880d681SAndroid Build Coastguard Worker  ret i32 %sel1
33*9880d681SAndroid Build Coastguard Worker}
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