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Diffstat (limited to 'test/CodeGen/SystemZ/int-mul-07.ll')
| -rw-r--r-- | test/CodeGen/SystemZ/int-mul-07.ll | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/test/CodeGen/SystemZ/int-mul-07.ll b/test/CodeGen/SystemZ/int-mul-07.ll deleted file mode 100644 index 874f43dd398f..000000000000 --- a/test/CodeGen/SystemZ/int-mul-07.ll +++ /dev/null @@ -1,64 +0,0 @@ -; Test high-part i32->i64 multiplications. -; -; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s - -; We don't provide *MUL_LOHI or MULH* for the patterns in this file, -; but they should at least still work. - -; Check zero-extended multiplication in which only the high part is used. -define i32 @f1(i32 %a, i32 %b) { -; CHECK-LABEL: f1: -; CHECK: msgr -; CHECK: br %r14 - %ax = zext i32 %a to i64 - %bx = zext i32 %b to i64 - %mulx = mul i64 %ax, %bx - %highx = lshr i64 %mulx, 32 - %high = trunc i64 %highx to i32 - ret i32 %high -} - -; Check sign-extended multiplication in which only the high part is used. -define i32 @f2(i32 %a, i32 %b) { -; CHECK-LABEL: f2: -; CHECK: msgfr -; CHECK: br %r14 - %ax = sext i32 %a to i64 - %bx = sext i32 %b to i64 - %mulx = mul i64 %ax, %bx - %highx = lshr i64 %mulx, 32 - %high = trunc i64 %highx to i32 - ret i32 %high -} - -; Check zero-extended multiplication in which the result is split into -; high and low halves. -define i32 @f3(i32 %a, i32 %b) { -; CHECK-LABEL: f3: -; CHECK: msgr -; CHECK: br %r14 - %ax = zext i32 %a to i64 - %bx = zext i32 %b to i64 - %mulx = mul i64 %ax, %bx - %highx = lshr i64 %mulx, 32 - %high = trunc i64 %highx to i32 - %low = trunc i64 %mulx to i32 - %or = or i32 %high, %low - ret i32 %or -} - -; Check sign-extended multiplication in which the result is split into -; high and low halves. -define i32 @f4(i32 %a, i32 %b) { -; CHECK-LABEL: f4: -; CHECK: msgfr -; CHECK: br %r14 - %ax = sext i32 %a to i64 - %bx = sext i32 %b to i64 - %mulx = mul i64 %ax, %bx - %highx = lshr i64 %mulx, 32 - %high = trunc i64 %highx to i32 - %low = trunc i64 %mulx to i32 - %or = or i32 %high, %low - ret i32 %or -} |
