| ; Test conversion of floating-point values to unsigned i64s (z10 only). |
| ; |
| ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s |
| |
| ; z10 doesn't have native support for unsigned fp-to-i64 conversions; |
| ; they were added in z196 as the Convert to Logical family of instructions. |
| ; Convert via signed i64s instead. |
| |
| ; Test f32->i64. |
| define i64 @f1(float %f) { |
| ; CHECK-LABEL: f1: |
| ; CHECK: cebr |
| ; CHECK: sebr |
| ; CHECK: cgebr |
| ; CHECK: xihf |
| ; CHECK: br %r14 |
| %conv = fptoui float %f to i64 |
| ret i64 %conv |
| } |
| |
| ; Test f64->i64. |
| define i64 @f2(double %f) { |
| ; CHECK-LABEL: f2: |
| ; CHECK: cdbr |
| ; CHECK: sdbr |
| ; CHECK: cgdbr |
| ; CHECK: xihf |
| ; CHECK: br %r14 |
| %conv = fptoui double %f to i64 |
| ret i64 %conv |
| } |
| |
| ; Test f128->i64. |
| define i64 @f3(fp128 *%src) { |
| ; CHECK-LABEL: f3: |
| ; CHECK: cxbr |
| ; CHECK: sxbr |
| ; CHECK: cgxbr |
| ; CHECK: xihf |
| ; CHECK: br %r14 |
| %f = load fp128 , fp128 *%src |
| %conv = fptoui fp128 %f to i64 |
| ret i64 %conv |
| } |
