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Diffstat (limited to 'test/CodeGen/SystemZ/int-mul-05.ll')
| -rw-r--r-- | test/CodeGen/SystemZ/int-mul-05.ll | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/test/CodeGen/SystemZ/int-mul-05.ll b/test/CodeGen/SystemZ/int-mul-05.ll deleted file mode 100644 index 93f140d84504..000000000000 --- a/test/CodeGen/SystemZ/int-mul-05.ll +++ /dev/null @@ -1,159 +0,0 @@ -; Test 32-bit multiplication in which the second operand is constant. -; -; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s - -; Check multiplication by 2, which should use shifts. -define i32 @f1(i32 %a, i32 *%dest) { -; CHECK-LABEL: f1: -; CHECK: sll %r2, 1 -; CHECK: br %r14 - %mul = mul i32 %a, 2 - ret i32 %mul -} - -; Check multiplication by 3. -define i32 @f2(i32 %a, i32 *%dest) { -; CHECK-LABEL: f2: -; CHECK: mhi %r2, 3 -; CHECK: br %r14 - %mul = mul i32 %a, 3 - ret i32 %mul -} - -; Check the high end of the MHI range. -define i32 @f3(i32 %a, i32 *%dest) { -; CHECK-LABEL: f3: -; CHECK: mhi %r2, 32767 -; CHECK: br %r14 - %mul = mul i32 %a, 32767 - ret i32 %mul -} - -; Check the next value up, which should use shifts. -define i32 @f4(i32 %a, i32 *%dest) { -; CHECK-LABEL: f4: -; CHECK: sll %r2, 15 -; CHECK: br %r14 - %mul = mul i32 %a, 32768 - ret i32 %mul -} - -; Check the next value up again, which can use MSFI. -define i32 @f5(i32 %a, i32 *%dest) { -; CHECK-LABEL: f5: -; CHECK: msfi %r2, 32769 -; CHECK: br %r14 - %mul = mul i32 %a, 32769 - ret i32 %mul -} - -; Check the high end of the MSFI range. -define i32 @f6(i32 %a, i32 *%dest) { -; CHECK-LABEL: f6: -; CHECK: msfi %r2, 2147483647 -; CHECK: br %r14 - %mul = mul i32 %a, 2147483647 - ret i32 %mul -} - -; Check the next value up, which should use shifts. -define i32 @f7(i32 %a, i32 *%dest) { -; CHECK-LABEL: f7: -; CHECK: sll %r2, 31 -; CHECK: br %r14 - %mul = mul i32 %a, 2147483648 - ret i32 %mul -} - -; Check the next value up again, which is treated as a negative value. -define i32 @f8(i32 %a, i32 *%dest) { -; CHECK-LABEL: f8: -; CHECK: msfi %r2, -2147483647 -; CHECK: br %r14 - %mul = mul i32 %a, 2147483649 - ret i32 %mul -} - -; Check multiplication by -1, which is a negation. -define i32 @f9(i32 %a, i32 *%dest) { -; CHECK-LABEL: f9: -; CHECK: lcr %r2, %r2 -; CHECK: br %r14 - %mul = mul i32 %a, -1 - ret i32 %mul -} - -; Check multiplication by -2, which should use shifts. -define i32 @f10(i32 %a, i32 *%dest) { -; CHECK-LABEL: f10: -; CHECK: sll %r2, 1 -; CHECK: lcr %r2, %r2 -; CHECK: br %r14 - %mul = mul i32 %a, -2 - ret i32 %mul -} - -; Check multiplication by -3. -define i32 @f11(i32 %a, i32 *%dest) { -; CHECK-LABEL: f11: -; CHECK: mhi %r2, -3 -; CHECK: br %r14 - %mul = mul i32 %a, -3 - ret i32 %mul -} - -; Check the lowest useful MHI value. -define i32 @f12(i32 %a, i32 *%dest) { -; CHECK-LABEL: f12: -; CHECK: mhi %r2, -32767 -; CHECK: br %r14 - %mul = mul i32 %a, -32767 - ret i32 %mul -} - -; Check the next value down, which should use shifts. -define i32 @f13(i32 %a, i32 *%dest) { -; CHECK-LABEL: f13: -; CHECK: sll %r2, 15 -; CHECK: lcr %r2, %r2 -; CHECK: br %r14 - %mul = mul i32 %a, -32768 - ret i32 %mul -} - -; Check the next value down again, which can use MSFI. -define i32 @f14(i32 %a, i32 *%dest) { -; CHECK-LABEL: f14: -; CHECK: msfi %r2, -32769 -; CHECK: br %r14 - %mul = mul i32 %a, -32769 - ret i32 %mul -} - -; Check the lowest useful MSFI value. -define i32 @f15(i32 %a, i32 *%dest) { -; CHECK-LABEL: f15: -; CHECK: msfi %r2, -2147483647 -; CHECK: br %r14 - %mul = mul i32 %a, -2147483647 - ret i32 %mul -} - -; Check the next value down, which should use shifts. -define i32 @f16(i32 %a, i32 *%dest) { -; CHECK-LABEL: f16: -; CHECK: sll %r2, 31 -; CHECK-NOT: lcr -; CHECK: br %r14 - %mul = mul i32 %a, -2147483648 - ret i32 %mul -} - -; Check the next value down again, which is treated as a positive value. -define i32 @f17(i32 %a, i32 *%dest) { -; CHECK-LABEL: f17: -; CHECK: msfi %r2, 2147483647 -; CHECK: br %r14 - %mul = mul i32 %a, -2147483649 - ret i32 %mul -} |
