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; RUN: llc -mtriple=hexagon < %s | FileCheck %s
; Check that we generate load instruction with (base + register offset << x)
; load word
define i32 @load_w(ptr nocapture %a, i32 %n, i32 %m) nounwind {
; CHECK: r{{[0-9]+}} = memw(r{{[0-9]+}}+r{{[0-9]+}}<<#2)
entry:
%tmp = add i32 %n, %m
%scevgep9 = getelementptr i32, ptr %a, i32 %tmp
%val = load i32, ptr %scevgep9, align 4
ret i32 %val
}
; load unsigned half word
define i16 @load_uh(ptr nocapture %a, i32 %n, i32 %m) nounwind {
; CHECK: r{{[0-9]+}} = memuh(r{{[0-9]+}}+r{{[0-9]+}}<<#1)
entry:
%tmp = add i32 %n, %m
%scevgep9 = getelementptr i16, ptr %a, i32 %tmp
%val = load i16, ptr %scevgep9, align 2
ret i16 %val
}
; load signed half word
define i32 @load_h(ptr nocapture %a, i32 %n, i32 %m) nounwind {
; CHECK: r{{[0-9]+}} = memh(r{{[0-9]+}}+r{{[0-9]+}}<<#1)
entry:
%tmp = add i32 %n, %m
%scevgep9 = getelementptr i16, ptr %a, i32 %tmp
%val = load i16, ptr %scevgep9, align 2
%conv = sext i16 %val to i32
ret i32 %conv
}
; load unsigned byte
define i8 @load_ub(ptr nocapture %a, i32 %n, i32 %m) nounwind {
; CHECK: r{{[0-9]+}} = memub(r{{[0-9]+}}+r{{[0-9]+}}<<#0)
entry:
%tmp = add i32 %n, %m
%scevgep9 = getelementptr i8, ptr %a, i32 %tmp
%val = load i8, ptr %scevgep9, align 1
ret i8 %val
}
; load signed byte
define i32 @foo_2(ptr nocapture %a, i32 %n, i32 %m) nounwind {
; CHECK: r{{[0-9]+}} = memb(r{{[0-9]+}}+r{{[0-9]+}}<<#0)
entry:
%tmp = add i32 %n, %m
%scevgep9 = getelementptr i8, ptr %a, i32 %tmp
%val = load i8, ptr %scevgep9, align 1
%conv = sext i8 %val to i32
ret i32 %conv
}
; load doubleword
define i64 @load_d(ptr nocapture %a, i32 %n, i32 %m) nounwind {
; CHECK: r{{[0-9]+}}:{{[0-9]+}} = memd(r{{[0-9]+}}+r{{[0-9]+}}<<#3)
entry:
%tmp = add i32 %n, %m
%scevgep9 = getelementptr i64, ptr %a, i32 %tmp
%val = load i64, ptr %scevgep9, align 8
ret i64 %val
}
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