42 lines
968 B
LLVM
42 lines
968 B
LLVM
; Test the "L" constraint (20-bit signed constants).
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu -no-integrated-as | FileCheck %s
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; Test 1 below the first valid value.
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define i32 @f1() {
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; CHECK-LABEL: f1:
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; CHECK: iilf [[REG:%r[0-5]]], 4294443007
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; CHECK: blah %r2 [[REG]]
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; CHECK: br %r14
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%val = call i32 asm "blah $0 $1", "=&r,rL" (i32 -524289)
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ret i32 %val
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}
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; Test the first valid value.
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define i32 @f2() {
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; CHECK-LABEL: f2:
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; CHECK: blah %r2 -524288
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; CHECK: br %r14
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%val = call i32 asm "blah $0 $1", "=&r,rL" (i32 -524288)
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ret i32 %val
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}
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; Test the last valid value.
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define i32 @f3() {
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; CHECK-LABEL: f3:
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; CHECK: blah %r2 524287
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; CHECK: br %r14
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%val = call i32 asm "blah $0 $1", "=&r,rL" (i32 524287)
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ret i32 %val
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}
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; Test 1 above the last valid value.
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define i32 @f4() {
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; CHECK-LABEL: f4:
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; CHECK: llilh [[REG:%r[0-5]]], 8
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; CHECK: blah %r2 [[REG]]
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; CHECK: br %r14
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%val = call i32 asm "blah $0 $1", "=&r,rL" (i32 524288)
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ret i32 %val
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}
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